39656680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{20233}}^1$

素因数の和:20258

約数の個数: 48

約数和(自身を含む): 103800420

約数和(自身を除く): 64143740

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 20233, 40466, 80932, 101165, 141631, 161864, 202330, 283262, 404660, 566524, 708155, 809320, 991417, 1133048, 1416310, 1982834, 2832620, 3965668, 4957085, 5665240, 7931336, 9914170, 19828340, 39656680]

約数ペア:

[(1, 39656680), (2, 19828340), (4, 9914170), (5, 7931336), (7, 5665240), (8, 4957085), (10, 3965668), (14, 2832620), (20, 1982834), (28, 1416310), (35, 1133048), (40, 991417), (49, 809320), (56, 708155), (70, 566524), (98, 404660), (140, 283262), (196, 202330), (245, 161864), (280, 141631), (392, 101165), (490, 80932), (980, 40466), (1960, 20233)]