56161480

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{23017}}^1$

素因数の和:23089

約数の個数: 32

約数和(自身を含む): 128440440

約数和(自身を除く): 72278960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 23017, 46034, 92068, 115085, 184136, 230170, 460340, 920680, 1404037, 2808074, 5616148, 7020185, 11232296, 14040370, 28080740, 56161480]

約数ペア:

[(1, 56161480), (2, 28080740), (4, 14040370), (5, 11232296), (8, 7020185), (10, 5616148), (20, 2808074), (40, 1404037), (61, 920680), (122, 460340), (244, 230170), (305, 184136), (488, 115085), (610, 92068), (1220, 46034), (2440, 23017)]