139557680

素因数分解:

$2^4\times 5^1\times {\mathrm{233}}^1\times {\mathrm{7487}}^1$

素因数の和:7733

約数の個数: 40

約数和(自身を含む): 325907712

約数和(自身を除く): 186350032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 233, 466, 932, 1165, 1864, 2330, 3728, 4660, 7487, 9320, 14974, 18640, 29948, 37435, 59896, 74870, 119792, 149740, 299480, 598960, 1744471, 3488942, 6977884, 8722355, 13955768, 17444710, 27911536, 34889420, 69778840, 139557680]

約数ペア:

[(1, 139557680), (2, 69778840), (4, 34889420), (5, 27911536), (8, 17444710), (10, 13955768), (16, 8722355), (20, 6977884), (40, 3488942), (80, 1744471), (233, 598960), (466, 299480), (932, 149740), (1165, 119792), (1864, 74870), (2330, 59896), (3728, 37435), (4660, 29948), (7487, 18640), (9320, 14974)]