72205540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29837}}^1$

素因数の和:29868

約数の個数: 36

約数和(自身を含む): 166675068

約数和(自身を除く): 94469528

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 29837, 59674, 119348, 149185, 298370, 328207, 596740, 656414, 1312828, 1641035, 3282070, 3610277, 6564140, 7220554, 14441108, 18051385, 36102770, 72205540]

約数ペア:

[(1, 72205540), (2, 36102770), (4, 18051385), (5, 14441108), (10, 7220554), (11, 6564140), (20, 3610277), (22, 3282070), (44, 1641035), (55, 1312828), (110, 656414), (121, 596740), (220, 328207), (242, 298370), (484, 149185), (605, 119348), (1210, 59674), (2420, 29837)]