556990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:196

約数の個数: 32

約数和(自身を含む): 1172160

約数和(自身を除く): 615170

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 73, 109, 146, 218, 365, 511, 545, 730, 763, 1022, 1090, 1526, 2555, 3815, 5110, 7630, 7957, 15914, 39785, 55699, 79570, 111398, 278495, 556990]

約数ペア:

[(1, 556990), (2, 278495), (5, 111398), (7, 79570), (10, 55699), (14, 39785), (35, 15914), (70, 7957), (73, 7630), (109, 5110), (146, 3815), (218, 2555), (365, 1526), (511, 1090), (545, 1022), (730, 763)]