20250910

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{857}}^1$

素因数の和:1020

約数の個数: 32

約数和(自身を含む): 38918880

約数和(自身を除く): 18667970

約数列:

[1, 2, 5, 10, 17, 34, 85, 139, 170, 278, 695, 857, 1390, 1714, 2363, 4285, 4726, 8570, 11815, 14569, 23630, 29138, 72845, 119123, 145690, 238246, 595615, 1191230, 2025091, 4050182, 10125455, 20250910]

約数ペア:

[(1, 20250910), (2, 10125455), (5, 4050182), (10, 2025091), (17, 1191230), (34, 595615), (85, 238246), (139, 145690), (170, 119123), (278, 72845), (695, 29138), (857, 23630), (1390, 14569), (1714, 11815), (2363, 8570), (4285, 4726)]