1395705220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1543}}^1$

素因数の和:1650

約数の個数: 144

約数和(自身を含む): 3725906688

約数和(自身を除く): 2330201468

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 71, 91, 98, 130, 140, 142, 182, 196, 245, 260, 284, 355, 364, 455, 490, 497, 637, 710, 910, 923, 980, 994, 1274, 1420, 1543, 1820, 1846, 1988, 2485, 2548, 3086, 3185, 3479, 3692, 4615, 4970, 6172, 6370, 6461, 6958, 7715, 9230, 9940, 10801, 12740, 12922, 13916, 15430, 17395, 18460, 20059, 21602, 25844, 30860, 32305, 34790, 40118, 43204, 45227, 54005, 64610, 69580, 75607, 80236, 90454, 100295, 108010, 109553, 129220, 140413, 151214, 180908, 200590, 216020, 219106, 226135, 280826, 302428, 378035, 401180, 438212, 452270, 547765, 561652, 702065, 756070, 766871, 904540, 982891, 1095530, 1404130, 1424189, 1512140, 1533742, 1965782, 2191060, 2808260, 2848378, 3067484, 3834355, 3931564, 4914455, 5368097, 5696756, 7120945, 7668710, 9828910, 9969323, 10736194, 14241890, 15337420, 19657820, 19938646, 21472388, 26840485, 28483780, 39877292, 49846615, 53680970, 69785261, 99693230, 107361940, 139570522, 199386460, 279141044, 348926305, 697852610, 1395705220]

約数ペア:

[(1, 1395705220), (2, 697852610), (4, 348926305), (5, 279141044), (7, 199386460), (10, 139570522), (13, 107361940), (14, 99693230), (20, 69785261), (26, 53680970), (28, 49846615), (35, 39877292), (49, 28483780), (52, 26840485), (65, 21472388), (70, 19938646), (71, 19657820), (91, 15337420), (98, 14241890), (130, 10736194), (140, 9969323), (142, 9828910), (182, 7668710), (196, 7120945), (245, 5696756), (260, 5368097), (284, 4914455), (355, 3931564), (364, 3834355), (455, 3067484), (490, 2848378), (497, 2808260), (637, 2191060), (710, 1965782), (910, 1533742), (923, 1512140), (980, 1424189), (994, 1404130), (1274, 1095530), (1420, 982891), (1543, 904540), (1820, 766871), (1846, 756070), (1988, 702065), (2485, 561652), (2548, 547765), (3086, 452270), (3185, 438212), (3479, 401180), (3692, 378035), (4615, 302428), (4970, 280826), (6172, 226135), (6370, 219106), (6461, 216020), (6958, 200590), (7715, 180908), (9230, 151214), (9940, 140413), (10801, 129220), (12740, 109553), (12922, 108010), (13916, 100295), (15430, 90454), (17395, 80236), (18460, 75607), (20059, 69580), (21602, 64610), (25844, 54005), (30860, 45227), (32305, 43204), (34790, 40118)]