20050717360

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1\times {\mathrm{947}}^1$

素因数の和:1331

約数の個数: 160

約数和(自身を含む): 50173074432

約数和(自身を除く): 30122357072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 37, 40, 46, 74, 80, 92, 115, 148, 184, 185, 230, 296, 311, 368, 370, 460, 592, 622, 740, 851, 920, 947, 1244, 1480, 1555, 1702, 1840, 1894, 2488, 2960, 3110, 3404, 3788, 4255, 4735, 4976, 6220, 6808, 7153, 7576, 8510, 9470, 11507, 12440, 13616, 14306, 15152, 17020, 18940, 21781, 23014, 24880, 28612, 34040, 35039, 35765, 37880, 43562, 46028, 57224, 57535, 68080, 70078, 71530, 75760, 87124, 92056, 108905, 114448, 115070, 140156, 143060, 174248, 175195, 184112, 217810, 230140, 264661, 280312, 286120, 294517, 348496, 350390, 435620, 460280, 529322, 560624, 572240, 589034, 700780, 805897, 871240, 920560, 1058644, 1178068, 1323305, 1401560, 1472585, 1611794, 1742480, 2117288, 2356136, 2646610, 2803120, 2945170, 3223588, 4029485, 4234576, 4712272, 5293220, 5890340, 6447176, 6773891, 8058970, 10586440, 10897129, 11780680, 12894352, 13547782, 16117940, 21172880, 21794258, 23561360, 27095564, 32235880, 33869455, 43588516, 54191128, 54485645, 64471760, 67738910, 87177032, 108382256, 108971290, 135477820, 174354064, 217942580, 250633967, 270955640, 435885160, 501267934, 541911280, 871770320, 1002535868, 1253169835, 2005071736, 2506339670, 4010143472, 5012679340, 10025358680, 20050717360]

約数ペア:

[(1, 20050717360), (2, 10025358680), (4, 5012679340), (5, 4010143472), (8, 2506339670), (10, 2005071736), (16, 1253169835), (20, 1002535868), (23, 871770320), (37, 541911280), (40, 501267934), (46, 435885160), (74, 270955640), (80, 250633967), (92, 217942580), (115, 174354064), (148, 135477820), (184, 108971290), (185, 108382256), (230, 87177032), (296, 67738910), (311, 64471760), (368, 54485645), (370, 54191128), (460, 43588516), (592, 33869455), (622, 32235880), (740, 27095564), (851, 23561360), (920, 21794258), (947, 21172880), (1244, 16117940), (1480, 13547782), (1555, 12894352), (1702, 11780680), (1840, 10897129), (1894, 10586440), (2488, 8058970), (2960, 6773891), (3110, 6447176), (3404, 5890340), (3788, 5293220), (4255, 4712272), (4735, 4234576), (4976, 4029485), (6220, 3223588), (6808, 2945170), (7153, 2803120), (7576, 2646610), (8510, 2356136), (9470, 2117288), (11507, 1742480), (12440, 1611794), (13616, 1472585), (14306, 1401560), (15152, 1323305), (17020, 1178068), (18940, 1058644), (21781, 920560), (23014, 871240), (24880, 805897), (28612, 700780), (34040, 589034), (35039, 572240), (35765, 560624), (37880, 529322), (43562, 460280), (46028, 435620), (57224, 350390), (57535, 348496), (68080, 294517), (70078, 286120), (71530, 280312), (75760, 264661), (87124, 230140), (92056, 217810), (108905, 184112), (114448, 175195), (115070, 174248), (140156, 143060)]