15142520

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{4561}}^1$

素因数の和:4655

約数の個数: 32

約数和(自身を含む): 34488720

約数和(自身を除く): 19346200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 4561, 9122, 18244, 22805, 36488, 45610, 91220, 182440, 378563, 757126, 1514252, 1892815, 3028504, 3785630, 7571260, 15142520]

約数ペア:

[(1, 15142520), (2, 7571260), (4, 3785630), (5, 3028504), (8, 1892815), (10, 1514252), (20, 757126), (40, 378563), (83, 182440), (166, 91220), (332, 45610), (415, 36488), (664, 22805), (830, 18244), (1660, 9122), (3320, 4561)]