1238049160

素因数分解:

$2^3\times 5^1\times {\mathrm{30951229}}^1$

素因数の和:30951240

約数の個数: 16

約数和(自身を含む): 2785610700

約数和(自身を除く): 1547561540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 30951229, 61902458, 123804916, 154756145, 247609832, 309512290, 619024580, 1238049160]

約数ペア:

[(1, 1238049160), (2, 619024580), (4, 309512290), (5, 247609832), (8, 154756145), (10, 123804916), (20, 61902458), (40, 30951229)]