40797400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:234

約数の個数: 144

約数和(自身を含む): 115773840

約数和(自身を除く): 74976440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 25, 28, 35, 40, 46, 49, 50, 56, 70, 92, 98, 100, 115, 140, 161, 175, 181, 184, 196, 200, 230, 245, 280, 322, 350, 362, 392, 460, 490, 575, 644, 700, 724, 805, 905, 920, 980, 1127, 1150, 1225, 1267, 1288, 1400, 1448, 1610, 1810, 1960, 2254, 2300, 2450, 2534, 3220, 3620, 4025, 4163, 4508, 4525, 4600, 4900, 5068, 5635, 6335, 6440, 7240, 8050, 8326, 8869, 9016, 9050, 9800, 10136, 11270, 12670, 16100, 16652, 17738, 18100, 20815, 22540, 25340, 28175, 29141, 31675, 32200, 33304, 35476, 36200, 41630, 44345, 45080, 50680, 56350, 58282, 63350, 70952, 83260, 88690, 104075, 112700, 116564, 126700, 145705, 166520, 177380, 203987, 208150, 221725, 225400, 233128, 253400, 291410, 354760, 407974, 416300, 443450, 582820, 728525, 815948, 832600, 886900, 1019935, 1165640, 1457050, 1631896, 1773800, 2039870, 2914100, 4079740, 5099675, 5828200, 8159480, 10199350, 20398700, 40797400]

約数ペア:

[(1, 40797400), (2, 20398700), (4, 10199350), (5, 8159480), (7, 5828200), (8, 5099675), (10, 4079740), (14, 2914100), (20, 2039870), (23, 1773800), (25, 1631896), (28, 1457050), (35, 1165640), (40, 1019935), (46, 886900), (49, 832600), (50, 815948), (56, 728525), (70, 582820), (92, 443450), (98, 416300), (100, 407974), (115, 354760), (140, 291410), (161, 253400), (175, 233128), (181, 225400), (184, 221725), (196, 208150), (200, 203987), (230, 177380), (245, 166520), (280, 145705), (322, 126700), (350, 116564), (362, 112700), (392, 104075), (460, 88690), (490, 83260), (575, 70952), (644, 63350), (700, 58282), (724, 56350), (805, 50680), (905, 45080), (920, 44345), (980, 41630), (1127, 36200), (1150, 35476), (1225, 33304), (1267, 32200), (1288, 31675), (1400, 29141), (1448, 28175), (1610, 25340), (1810, 22540), (1960, 20815), (2254, 18100), (2300, 17738), (2450, 16652), (2534, 16100), (3220, 12670), (3620, 11270), (4025, 10136), (4163, 9800), (4508, 9050), (4525, 9016), (4600, 8869), (4900, 8326), (5068, 8050), (5635, 7240), (6335, 6440)]