91642820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{147811}}^1$

素因数の和:147851

約数の個数: 24

約数和(自身を含む): 198659328

約数和(自身を除く): 107016508

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 147811, 295622, 591244, 739055, 1478110, 2956220, 4582141, 9164282, 18328564, 22910705, 45821410, 91642820]

約数ペア:

[(1, 91642820), (2, 45821410), (4, 22910705), (5, 18328564), (10, 9164282), (20, 4582141), (31, 2956220), (62, 1478110), (124, 739055), (155, 591244), (310, 295622), (620, 147811)]