772516820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2032939}}^1$

素因数の和:2032967

約数の個数: 24

約数和(自身を含む): 1707669600

約数和(自身を除く): 935152780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 2032939, 4065878, 8131756, 10164695, 20329390, 38625841, 40658780, 77251682, 154503364, 193129205, 386258410, 772516820]

約数ペア:

[(1, 772516820), (2, 386258410), (4, 193129205), (5, 154503364), (10, 77251682), (19, 40658780), (20, 38625841), (38, 20329390), (76, 10164695), (95, 8131756), (190, 4065878), (380, 2032939)]