77684920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{102217}}^1$

素因数の和:102247

約数の個数: 32

約数和(自身を含む): 183992400

約数和(自身を除く): 106307480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 102217, 204434, 408868, 511085, 817736, 1022170, 1942123, 2044340, 3884246, 4088680, 7768492, 9710615, 15536984, 19421230, 38842460, 77684920]

約数ペア:

[(1, 77684920), (2, 38842460), (4, 19421230), (5, 15536984), (8, 9710615), (10, 7768492), (19, 4088680), (20, 3884246), (38, 2044340), (40, 1942123), (76, 1022170), (95, 817736), (152, 511085), (190, 408868), (380, 204434), (760, 102217)]