7617640

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1213}}^1$

素因数の和:1381

約数の個数: 32

約数和(自身を含む): 17263080

約数和(自身を除く): 9645440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1213, 1256, 1570, 2426, 3140, 4852, 6065, 6280, 9704, 12130, 24260, 48520, 190441, 380882, 761764, 952205, 1523528, 1904410, 3808820, 7617640]

約数ペア:

[(1, 7617640), (2, 3808820), (4, 1904410), (5, 1523528), (8, 952205), (10, 761764), (20, 380882), (40, 190441), (157, 48520), (314, 24260), (628, 12130), (785, 9704), (1213, 6280), (1256, 6065), (1570, 4852), (2426, 3140)]