8536692520

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1957957}}^1$

素因数の和:1958077

約数の個数: 32

約数和(自身を含む): 19383784200

約数和(自身を除く): 10847091680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 1957957, 3915914, 7831828, 9789785, 15663656, 19579570, 39159140, 78318280, 213417313, 426834626, 853669252, 1067086565, 1707338504, 2134173130, 4268346260, 8536692520]

約数ペア:

[(1, 8536692520), (2, 4268346260), (4, 2134173130), (5, 1707338504), (8, 1067086565), (10, 853669252), (20, 426834626), (40, 213417313), (109, 78318280), (218, 39159140), (436, 19579570), (545, 15663656), (872, 9789785), (1090, 7831828), (2180, 3915914), (4360, 1957957)]