13358620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1481}}^1$

素因数の和:1542

約数の個数: 48

約数和(自身を含む): 31370976

約数和(自身を除く): 18012356

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1481, 1804, 2255, 2962, 4510, 5924, 7405, 9020, 14810, 16291, 29620, 32582, 60721, 65164, 81455, 121442, 162910, 242884, 303605, 325820, 607210, 667931, 1214420, 1335862, 2671724, 3339655, 6679310, 13358620]

約数ペア:

[(1, 13358620), (2, 6679310), (4, 3339655), (5, 2671724), (10, 1335862), (11, 1214420), (20, 667931), (22, 607210), (41, 325820), (44, 303605), (55, 242884), (82, 162910), (110, 121442), (164, 81455), (205, 65164), (220, 60721), (410, 32582), (451, 29620), (820, 16291), (902, 14810), (1481, 9020), (1804, 7405), (2255, 5924), (2962, 4510)]