1416140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 3344544

約数和(自身を除く): 1928404

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 157, 164, 205, 220, 314, 410, 451, 628, 785, 820, 902, 1570, 1727, 1804, 2255, 3140, 3454, 4510, 6437, 6908, 8635, 9020, 12874, 17270, 25748, 32185, 34540, 64370, 70807, 128740, 141614, 283228, 354035, 708070, 1416140]

約数ペア:

[(1, 1416140), (2, 708070), (4, 354035), (5, 283228), (10, 141614), (11, 128740), (20, 70807), (22, 64370), (41, 34540), (44, 32185), (55, 25748), (82, 17270), (110, 12874), (157, 9020), (164, 8635), (205, 6908), (220, 6437), (314, 4510), (410, 3454), (451, 3140), (628, 2255), (785, 1804), (820, 1727), (902, 1570)]