56903620

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{521}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 123475968

約数和(自身を除く): 66572348

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 127, 172, 215, 254, 430, 508, 521, 635, 860, 1042, 1270, 2084, 2540, 2605, 5210, 5461, 10420, 10922, 21844, 22403, 27305, 44806, 54610, 66167, 89612, 109220, 112015, 132334, 224030, 264668, 330835, 448060, 661670, 1323340, 2845181, 5690362, 11380724, 14225905, 28451810, 56903620]

約数ペア:

[(1, 56903620), (2, 28451810), (4, 14225905), (5, 11380724), (10, 5690362), (20, 2845181), (43, 1323340), (86, 661670), (127, 448060), (172, 330835), (215, 264668), (254, 224030), (430, 132334), (508, 112015), (521, 109220), (635, 89612), (860, 66167), (1042, 54610), (1270, 44806), (2084, 27305), (2540, 22403), (2605, 21844), (5210, 10922), (5461, 10420)]