11156780420

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{976951}}^1$

素因数の和:977531

約数の個数: 24

約数和(自身を含む): 23470294848

約数和(自身を除く): 12313514428

約数列:

[1, 2, 4, 5, 10, 20, 571, 1142, 2284, 2855, 5710, 11420, 976951, 1953902, 3907804, 4884755, 9769510, 19539020, 557839021, 1115678042, 2231356084, 2789195105, 5578390210, 11156780420]

約数ペア:

[(1, 11156780420), (2, 5578390210), (4, 2789195105), (5, 2231356084), (10, 1115678042), (20, 557839021), (571, 19539020), (1142, 9769510), (2284, 4884755), (2855, 3907804), (5710, 1953902), (11420, 976951)]