1728744560

素因数分解:

$2^4\times 5^1\times {\mathrm{2377}}^1\times {\mathrm{9091}}^1$

素因数の和:11481

約数の個数: 40

約数和(自身を含む): 4021464336

約数和(自身を除く): 2292719776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2377, 4754, 9091, 9508, 11885, 18182, 19016, 23770, 36364, 38032, 45455, 47540, 72728, 90910, 95080, 145456, 181820, 190160, 363640, 727280, 21609307, 43218614, 86437228, 108046535, 172874456, 216093070, 345748912, 432186140, 864372280, 1728744560]

約数ペア:

[(1, 1728744560), (2, 864372280), (4, 432186140), (5, 345748912), (8, 216093070), (10, 172874456), (16, 108046535), (20, 86437228), (40, 43218614), (80, 21609307), (2377, 727280), (4754, 363640), (9091, 190160), (9508, 181820), (11885, 145456), (18182, 95080), (19016, 90910), (23770, 72728), (36364, 47540), (38032, 45455)]