13681540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22067}}^1$

素因数の和:22107

約数の個数: 24

約数和(自身を含む): 29659392

約数和(自身を除く): 15977852

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 22067, 44134, 88268, 110335, 220670, 441340, 684077, 1368154, 2736308, 3420385, 6840770, 13681540]

約数ペア:

[(1, 13681540), (2, 6840770), (4, 3420385), (5, 2736308), (10, 1368154), (20, 684077), (31, 441340), (62, 220670), (124, 110335), (155, 88268), (310, 44134), (620, 22067)]