15385480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{479}}^1$

素因数の和:574

約数の個数: 64

約数和(自身を含む): 38361600

約数和(自身を除く): 22976120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 73, 88, 110, 146, 220, 292, 365, 440, 479, 584, 730, 803, 958, 1460, 1606, 1916, 2395, 2920, 3212, 3832, 4015, 4790, 5269, 6424, 8030, 9580, 10538, 16060, 19160, 21076, 26345, 32120, 34967, 42152, 52690, 69934, 105380, 139868, 174835, 210760, 279736, 349670, 384637, 699340, 769274, 1398680, 1538548, 1923185, 3077096, 3846370, 7692740, 15385480]

約数ペア:

[(1, 15385480), (2, 7692740), (4, 3846370), (5, 3077096), (8, 1923185), (10, 1538548), (11, 1398680), (20, 769274), (22, 699340), (40, 384637), (44, 349670), (55, 279736), (73, 210760), (88, 174835), (110, 139868), (146, 105380), (220, 69934), (292, 52690), (365, 42152), (440, 34967), (479, 32120), (584, 26345), (730, 21076), (803, 19160), (958, 16060), (1460, 10538), (1606, 9580), (1916, 8030), (2395, 6424), (2920, 5269), (3212, 4790), (3832, 4015)]