5276996840

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3217681}}^1$

素因数の和:3217733

約数の個数: 32

約数和(自身を含む): 12162837960

約数和(自身を除く): 6885841120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 3217681, 6435362, 12870724, 16088405, 25741448, 32176810, 64353620, 128707240, 131924921, 263849842, 527699684, 659624605, 1055399368, 1319249210, 2638498420, 5276996840]

約数ペア:

[(1, 5276996840), (2, 2638498420), (4, 1319249210), (5, 1055399368), (8, 659624605), (10, 527699684), (20, 263849842), (40, 131924921), (41, 128707240), (82, 64353620), (164, 32176810), (205, 25741448), (328, 16088405), (410, 12870724), (820, 6435362), (1640, 3217681)]