319784830

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1\times {\mathrm{1907}}^1$

素因数の和:2364

約数の個数: 32

約数和(自身を含む): 591403680

約数和(自身を除く): 271618850

約数列:

[1, 2, 5, 10, 41, 82, 205, 409, 410, 818, 1907, 2045, 3814, 4090, 9535, 16769, 19070, 33538, 78187, 83845, 156374, 167690, 390935, 779963, 781870, 1559926, 3899815, 7799630, 31978483, 63956966, 159892415, 319784830]

約数ペア:

[(1, 319784830), (2, 159892415), (5, 63956966), (10, 31978483), (41, 7799630), (82, 3899815), (205, 1559926), (409, 781870), (410, 779963), (818, 390935), (1907, 167690), (2045, 156374), (3814, 83845), (4090, 78187), (9535, 33538), (16769, 19070)]