8021000740

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{953}}^1\times {\mathrm{2351}}^1$

素因数の和:3492

約数の個数: 48

約数和(自身を含む): 16963188480

約数和(自身を除く): 8942187740

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 953, 1790, 1906, 2351, 3580, 3812, 4702, 4765, 9404, 9530, 11755, 19060, 23510, 47020, 170587, 341174, 420829, 682348, 841658, 852935, 1683316, 1705870, 2104145, 2240503, 3411740, 4208290, 4481006, 8416580, 8962012, 11202515, 22405030, 44810060, 401050037, 802100074, 1604200148, 2005250185, 4010500370, 8021000740]

約数ペア:

[(1, 8021000740), (2, 4010500370), (4, 2005250185), (5, 1604200148), (10, 802100074), (20, 401050037), (179, 44810060), (358, 22405030), (716, 11202515), (895, 8962012), (953, 8416580), (1790, 4481006), (1906, 4208290), (2351, 3411740), (3580, 2240503), (3812, 2104145), (4702, 1705870), (4765, 1683316), (9404, 852935), (9530, 841658), (11755, 682348), (19060, 420829), (23510, 341174), (47020, 170587)]