865436060

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{593}}^1\times {\mathrm{1697}}^1$

素因数の和:2342

約数の個数: 48

約数和(自身を含む): 1863914976

約数和(自身を除く): 998478916

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 593, 860, 1186, 1697, 2372, 2965, 3394, 5930, 6788, 8485, 11860, 16970, 25499, 33940, 50998, 72971, 101996, 127495, 145942, 254990, 291884, 364855, 509980, 729710, 1006321, 1459420, 2012642, 4025284, 5031605, 10063210, 20126420, 43271803, 86543606, 173087212, 216359015, 432718030, 865436060]

約数ペア:

[(1, 865436060), (2, 432718030), (4, 216359015), (5, 173087212), (10, 86543606), (20, 43271803), (43, 20126420), (86, 10063210), (172, 5031605), (215, 4025284), (430, 2012642), (593, 1459420), (860, 1006321), (1186, 729710), (1697, 509980), (2372, 364855), (2965, 291884), (3394, 254990), (5930, 145942), (6788, 127495), (8485, 101996), (11860, 72971), (16970, 50998), (25499, 33940)]