56723420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{7523}}^1$

素因数の和:7574

約数の個数: 48

約数和(自身を含む): 132723360

約数和(自身を除く): 75999940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 7523, 7540, 15046, 30092, 37615, 75230, 97799, 150460, 195598, 218167, 391196, 436334, 488995, 872668, 977990, 1090835, 1955980, 2181670, 2836171, 4363340, 5672342, 11344684, 14180855, 28361710, 56723420]

約数ペア:

[(1, 56723420), (2, 28361710), (4, 14180855), (5, 11344684), (10, 5672342), (13, 4363340), (20, 2836171), (26, 2181670), (29, 1955980), (52, 1090835), (58, 977990), (65, 872668), (116, 488995), (130, 436334), (145, 391196), (260, 218167), (290, 195598), (377, 150460), (580, 97799), (754, 75230), (1508, 37615), (1885, 30092), (3770, 15046), (7523, 7540)]