195410680

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{21521}}^1$

素因数の和:21759

約数の個数: 32

約数和(自身を含む): 441631440

約数和(自身を除く): 246220760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 454, 908, 1135, 1816, 2270, 4540, 9080, 21521, 43042, 86084, 107605, 172168, 215210, 430420, 860840, 4885267, 9770534, 19541068, 24426335, 39082136, 48852670, 97705340, 195410680]

約数ペア:

[(1, 195410680), (2, 97705340), (4, 48852670), (5, 39082136), (8, 24426335), (10, 19541068), (20, 9770534), (40, 4885267), (227, 860840), (454, 430420), (908, 215210), (1135, 172168), (1816, 107605), (2270, 86084), (4540, 43042), (9080, 21521)]