72691460

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{11839}}^1$

素因数の和:12155

約数の個数: 24

約数和(自身を含む): 153162240

約数和(自身を除く): 80470780

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 6140, 11839, 23678, 47356, 59195, 118390, 236780, 3634573, 7269146, 14538292, 18172865, 36345730, 72691460]

約数ペア:

[(1, 72691460), (2, 36345730), (4, 18172865), (5, 14538292), (10, 7269146), (20, 3634573), (307, 236780), (614, 118390), (1228, 59195), (1535, 47356), (3070, 23678), (6140, 11839)]