56830040

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{23291}}^1$

素因数の和:23363

約数の個数: 32

約数和(自身を含む): 129969360

約数和(自身を除く): 73139320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 23291, 46582, 93164, 116455, 186328, 232910, 465820, 931640, 1420751, 2841502, 5683004, 7103755, 11366008, 14207510, 28415020, 56830040]

約数ペア:

[(1, 56830040), (2, 28415020), (4, 14207510), (5, 11366008), (8, 7103755), (10, 5683004), (20, 2841502), (40, 1420751), (61, 931640), (122, 465820), (244, 232910), (305, 186328), (488, 116455), (610, 93164), (1220, 46582), (2440, 23291)]