53640520

素因数分解:

$2^3\times 5^1\times {\mathrm{701}}^1\times {\mathrm{1913}}^1$

素因数の和:2625

約数の個数: 32

約数和(自身を含む): 120926520

約数和(自身を除く): 67286000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 701, 1402, 1913, 2804, 3505, 3826, 5608, 7010, 7652, 9565, 14020, 15304, 19130, 28040, 38260, 76520, 1341013, 2682026, 5364052, 6705065, 10728104, 13410130, 26820260, 53640520]

約数ペア:

[(1, 53640520), (2, 26820260), (4, 13410130), (5, 10728104), (8, 6705065), (10, 5364052), (20, 2682026), (40, 1341013), (701, 76520), (1402, 38260), (1913, 28040), (2804, 19130), (3505, 15304), (3826, 14020), (5608, 9565), (7010, 7652)]