12596840

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7681}}^1$

素因数の和:7733

約数の個数: 32

約数和(自身を含む): 29037960

約数和(自身を除く): 16441120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 7681, 15362, 30724, 38405, 61448, 76810, 153620, 307240, 314921, 629842, 1259684, 1574605, 2519368, 3149210, 6298420, 12596840]

約数ペア:

[(1, 12596840), (2, 6298420), (4, 3149210), (5, 2519368), (8, 1574605), (10, 1259684), (20, 629842), (40, 314921), (41, 307240), (82, 153620), (164, 76810), (205, 61448), (328, 38405), (410, 30724), (820, 15362), (1640, 7681)]