15906520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{56809}}^1$

素因数の和:56827

約数の個数: 32

約数和(自身を含む): 40903200

約数和(自身を除く): 24996680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 56809, 113618, 227236, 284045, 397663, 454472, 568090, 795326, 1136180, 1590652, 1988315, 2272360, 3181304, 3976630, 7953260, 15906520]

約数ペア:

[(1, 15906520), (2, 7953260), (4, 3976630), (5, 3181304), (7, 2272360), (8, 1988315), (10, 1590652), (14, 1136180), (20, 795326), (28, 568090), (35, 454472), (40, 397663), (56, 284045), (70, 227236), (140, 113618), (280, 56809)]