754820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 1790208

約数和(自身を除く): 1035388

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 73, 94, 110, 146, 188, 220, 235, 292, 365, 470, 517, 730, 803, 940, 1034, 1460, 1606, 2068, 2585, 3212, 3431, 4015, 5170, 6862, 8030, 10340, 13724, 16060, 17155, 34310, 37741, 68620, 75482, 150964, 188705, 377410, 754820]

約数ペア:

[(1, 754820), (2, 377410), (4, 188705), (5, 150964), (10, 75482), (11, 68620), (20, 37741), (22, 34310), (44, 17155), (47, 16060), (55, 13724), (73, 10340), (94, 8030), (110, 6862), (146, 5170), (188, 4015), (220, 3431), (235, 3212), (292, 2585), (365, 2068), (470, 1606), (517, 1460), (730, 1034), (803, 940)]