2781140

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{577}}^1$

素因数の和:827

約数の個数: 24

約数和(自身を含む): 5874792

約数和(自身を除く): 3093652

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 577, 964, 1154, 1205, 2308, 2410, 2885, 4820, 5770, 11540, 139057, 278114, 556228, 695285, 1390570, 2781140]

約数ペア:

[(1, 2781140), (2, 1390570), (4, 695285), (5, 556228), (10, 278114), (20, 139057), (241, 11540), (482, 5770), (577, 4820), (964, 2885), (1154, 2410), (1205, 2308)]