7640860

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{6263}}^1$

素因数の和:6333

約数の個数: 24

約数和(自身を含む): 16311456

約数和(自身を除く): 8670596

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 6263, 12526, 25052, 31315, 62630, 125260, 382043, 764086, 1528172, 1910215, 3820430, 7640860]

約数ペア:

[(1, 7640860), (2, 3820430), (4, 1910215), (5, 1528172), (10, 764086), (20, 382043), (61, 125260), (122, 62630), (244, 31315), (305, 25052), (610, 12526), (1220, 6263)]