315035440

素因数分解:

$2^4\times 5^1\times {\mathrm{3937943}}^1$

素因数の和:3937956

約数の個数: 20

約数和(自身を含む): 732457584

約数和(自身を除く): 417422144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3937943, 7875886, 15751772, 19689715, 31503544, 39379430, 63007088, 78758860, 157517720, 315035440]

約数ペア:

[(1, 315035440), (2, 157517720), (4, 78758860), (5, 63007088), (8, 39379430), (10, 31503544), (16, 19689715), (20, 15751772), (40, 7875886), (80, 3937943)]