4120520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3323}}^1$

素因数の和:3365

約数の個数: 32

約数和(自身を含む): 9573120

約数和(自身を除く): 5452600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 3323, 6646, 13292, 16615, 26584, 33230, 66460, 103013, 132920, 206026, 412052, 515065, 824104, 1030130, 2060260, 4120520]

約数ペア:

[(1, 4120520), (2, 2060260), (4, 1030130), (5, 824104), (8, 515065), (10, 412052), (20, 206026), (31, 132920), (40, 103013), (62, 66460), (124, 33230), (155, 26584), (248, 16615), (310, 13292), (620, 6646), (1240, 3323)]