56191840

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11329}}^1$

素因数の和:11375

約数の個数: 48

約数和(自身を含む): 137047680

約数和(自身を除く): 80855840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 11329, 22658, 45316, 56645, 90632, 113290, 181264, 226580, 351199, 362528, 453160, 702398, 906320, 1404796, 1755995, 1812640, 2809592, 3511990, 5619184, 7023980, 11238368, 14047960, 28095920, 56191840]

約数ペア:

[(1, 56191840), (2, 28095920), (4, 14047960), (5, 11238368), (8, 7023980), (10, 5619184), (16, 3511990), (20, 2809592), (31, 1812640), (32, 1755995), (40, 1404796), (62, 906320), (80, 702398), (124, 453160), (155, 362528), (160, 351199), (248, 226580), (310, 181264), (496, 113290), (620, 90632), (992, 56645), (1240, 45316), (2480, 22658), (4960, 11329)]