201207630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{515917}}^1$

素因数の和:515940

約数の個数: 32

約数和(自身を含む): 520045344

約数和(自身を除く): 318837714

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 515917, 1031834, 1547751, 2579585, 3095502, 5159170, 6706921, 7738755, 13413842, 15477510, 20120763, 33534605, 40241526, 67069210, 100603815, 201207630]

約数ペア:

[(1, 201207630), (2, 100603815), (3, 67069210), (5, 40241526), (6, 33534605), (10, 20120763), (13, 15477510), (15, 13413842), (26, 7738755), (30, 6706921), (39, 5159170), (65, 3095502), (78, 2579585), (130, 1547751), (195, 1031834), (390, 515917)]