56740840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5743}}^1$

素因数の和:5786

約数の個数: 64

約数和(自身を含む): 144748800

約数和(自身を除く): 88007960

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 5743, 9880, 11486, 22972, 28715, 45944, 57430, 74659, 109117, 114860, 149318, 218234, 229720, 298636, 373295, 436468, 545585, 597272, 746590, 872936, 1091170, 1418521, 1493180, 2182340, 2837042, 2986360, 4364680, 5674084, 7092605, 11348168, 14185210, 28370420, 56740840]

約数ペア:

[(1, 56740840), (2, 28370420), (4, 14185210), (5, 11348168), (8, 7092605), (10, 5674084), (13, 4364680), (19, 2986360), (20, 2837042), (26, 2182340), (38, 1493180), (40, 1418521), (52, 1091170), (65, 872936), (76, 746590), (95, 597272), (104, 545585), (130, 436468), (152, 373295), (190, 298636), (247, 229720), (260, 218234), (380, 149318), (494, 114860), (520, 109117), (760, 74659), (988, 57430), (1235, 45944), (1976, 28715), (2470, 22972), (4940, 11486), (5743, 9880)]