55841860

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{379}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 120657600

約数和(自身を除く): 64815740

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 139, 212, 265, 278, 379, 530, 556, 695, 758, 1060, 1390, 1516, 1895, 2780, 3790, 7367, 7580, 14734, 20087, 29468, 36835, 40174, 52681, 73670, 80348, 100435, 105362, 147340, 200870, 210724, 263405, 401740, 526810, 1053620, 2792093, 5584186, 11168372, 13960465, 27920930, 55841860]

約数ペア:

[(1, 55841860), (2, 27920930), (4, 13960465), (5, 11168372), (10, 5584186), (20, 2792093), (53, 1053620), (106, 526810), (139, 401740), (212, 263405), (265, 210724), (278, 200870), (379, 147340), (530, 105362), (556, 100435), (695, 80348), (758, 73670), (1060, 52681), (1390, 40174), (1516, 36835), (1895, 29468), (2780, 20087), (3790, 14734), (7367, 7580)]