140715920

素因数分解:

$2^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{7681}}^1$

素因数の和:7923

約数の個数: 40

約数和(自身を含む): 328635960

約数和(自身を除く): 187920040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229, 458, 916, 1145, 1832, 2290, 3664, 4580, 7681, 9160, 15362, 18320, 30724, 38405, 61448, 76810, 122896, 153620, 307240, 614480, 1758949, 3517898, 7035796, 8794745, 14071592, 17589490, 28143184, 35178980, 70357960, 140715920]

約数ペア:

[(1, 140715920), (2, 70357960), (4, 35178980), (5, 28143184), (8, 17589490), (10, 14071592), (16, 8794745), (20, 7035796), (40, 3517898), (80, 1758949), (229, 614480), (458, 307240), (916, 153620), (1145, 122896), (1832, 76810), (2290, 61448), (3664, 38405), (4580, 30724), (7681, 18320), (9160, 15362)]