86388280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{196337}}^1$

素因数の和:196359

約数の個数: 32

約数和(自身を含む): 212045040

約数和(自身を除く): 125656760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 196337, 392674, 785348, 981685, 1570696, 1963370, 2159707, 3926740, 4319414, 7853480, 8638828, 10798535, 17277656, 21597070, 43194140, 86388280]

約数ペア:

[(1, 86388280), (2, 43194140), (4, 21597070), (5, 17277656), (8, 10798535), (10, 8638828), (11, 7853480), (20, 4319414), (22, 3926740), (40, 2159707), (44, 1963370), (55, 1570696), (88, 981685), (110, 785348), (220, 392674), (440, 196337)]