312260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1201}}^1$

素因数の和:1223

約数の個数: 24

約数和(自身を含む): 706776

約数和(自身を除く): 394516

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1201, 2402, 4804, 6005, 12010, 15613, 24020, 31226, 62452, 78065, 156130, 312260]

約数ペア:

[(1, 312260), (2, 156130), (4, 78065), (5, 62452), (10, 31226), (13, 24020), (20, 15613), (26, 12010), (52, 6005), (65, 4804), (130, 2402), (260, 1201)]