20495582640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2189699}}^1$

素因数の和:2189731

約数の個数: 120

約数和(自身を含む): 74125724400

約数和(自身を除く): 53630141760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 2189699, 4379398, 6569097, 8758796, 10948495, 13138194, 17517592, 19707291, 21896990, 26276388, 28466087, 32845485, 35035184, 39414582, 43793980, 52552776, 56932174, 65690970, 78829164, 85398261, 87587960, 98536455, 105105552, 113864348, 131381940, 142330435, 157658328, 170796522, 175175920, 197072910, 227728696, 256194783, 262763880, 284660870, 315316656, 341593044, 394145820, 426991305, 455457392, 512389566, 525527760, 569321740, 683186088, 788291640, 853982610, 1024779132, 1138643480, 1280973915, 1366372176, 1576583280, 1707965220, 2049558264, 2277286960, 2561947830, 3415930440, 4099116528, 5123895660, 6831860880, 10247791320, 20495582640]

約数ペア:

[(1, 20495582640), (2, 10247791320), (3, 6831860880), (4, 5123895660), (5, 4099116528), (6, 3415930440), (8, 2561947830), (9, 2277286960), (10, 2049558264), (12, 1707965220), (13, 1576583280), (15, 1366372176), (16, 1280973915), (18, 1138643480), (20, 1024779132), (24, 853982610), (26, 788291640), (30, 683186088), (36, 569321740), (39, 525527760), (40, 512389566), (45, 455457392), (48, 426991305), (52, 394145820), (60, 341593044), (65, 315316656), (72, 284660870), (78, 262763880), (80, 256194783), (90, 227728696), (104, 197072910), (117, 175175920), (120, 170796522), (130, 157658328), (144, 142330435), (156, 131381940), (180, 113864348), (195, 105105552), (208, 98536455), (234, 87587960), (240, 85398261), (260, 78829164), (312, 65690970), (360, 56932174), (390, 52552776), (468, 43793980), (520, 39414582), (585, 35035184), (624, 32845485), (720, 28466087), (780, 26276388), (936, 21896990), (1040, 19707291), (1170, 17517592), (1560, 13138194), (1872, 10948495), (2340, 8758796), (3120, 6569097), (4680, 4379398), (9360, 2189699)]