88940440

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{36451}}^1$

素因数の和:36523

約数の個数: 32

約数和(自身を含む): 203402160

約数和(自身を除く): 114461720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 36451, 72902, 145804, 182255, 291608, 364510, 729020, 1458040, 2223511, 4447022, 8894044, 11117555, 17788088, 22235110, 44470220, 88940440]

約数ペア:

[(1, 88940440), (2, 44470220), (4, 22235110), (5, 17788088), (8, 11117555), (10, 8894044), (20, 4447022), (40, 2223511), (61, 1458040), (122, 729020), (244, 364510), (305, 291608), (488, 182255), (610, 145804), (1220, 72902), (2440, 36451)]