31390730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{6143}}^1$

素因数の和:6230

約数の個数: 32

約数和(自身を含む): 65470464

約数和(自身を除く): 34079734

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 73, 146, 365, 511, 730, 1022, 2555, 5110, 6143, 12286, 30715, 43001, 61430, 86002, 215005, 430010, 448439, 896878, 2242195, 3139073, 4484390, 6278146, 15695365, 31390730]

約数ペア:

[(1, 31390730), (2, 15695365), (5, 6278146), (7, 4484390), (10, 3139073), (14, 2242195), (35, 896878), (70, 448439), (73, 430010), (146, 215005), (365, 86002), (511, 61430), (730, 43001), (1022, 30715), (2555, 12286), (5110, 6143)]