31724990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:353

約数の個数: 48

約数和(自身を含む): 63546336

約数和(自身を除く): 31821346

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 157, 167, 242, 314, 334, 605, 785, 835, 1210, 1570, 1670, 1727, 1837, 3454, 3674, 8635, 9185, 17270, 18370, 18997, 20207, 26219, 37994, 40414, 52438, 94985, 101035, 131095, 189970, 202070, 262190, 288409, 576818, 1442045, 2884090, 3172499, 6344998, 15862495, 31724990]

約数ペア:

[(1, 31724990), (2, 15862495), (5, 6344998), (10, 3172499), (11, 2884090), (22, 1442045), (55, 576818), (110, 288409), (121, 262190), (157, 202070), (167, 189970), (242, 131095), (314, 101035), (334, 94985), (605, 52438), (785, 40414), (835, 37994), (1210, 26219), (1570, 20207), (1670, 18997), (1727, 18370), (1837, 17270), (3454, 9185), (3674, 8635)]