20282210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1753}}^1$

素因数の和:1862

約数の個数: 32

約数和(自身を含む): 39780720

約数和(自身を除く): 19498510

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 445, 890, 1157, 1753, 2314, 3506, 5785, 8765, 11570, 17530, 22789, 45578, 113945, 156017, 227890, 312034, 780085, 1560170, 2028221, 4056442, 10141105, 20282210]

約数ペア:

[(1, 20282210), (2, 10141105), (5, 4056442), (10, 2028221), (13, 1560170), (26, 780085), (65, 312034), (89, 227890), (130, 156017), (178, 113945), (445, 45578), (890, 22789), (1157, 17530), (1753, 11570), (2314, 8765), (3506, 5785)]