16880960

素因数分解:

$2^6\times 5^1\times {\mathrm{71}}^1\times {\mathrm{743}}^1$

素因数の和:831

約数の個数: 56

約数和(自身を含む): 40818816

約数和(自身を除く): 23937856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 142, 160, 284, 320, 355, 568, 710, 743, 1136, 1420, 1486, 2272, 2840, 2972, 3715, 4544, 5680, 5944, 7430, 11360, 11888, 14860, 22720, 23776, 29720, 47552, 52753, 59440, 105506, 118880, 211012, 237760, 263765, 422024, 527530, 844048, 1055060, 1688096, 2110120, 3376192, 4220240, 8440480, 16880960]

約数ペア:

[(1, 16880960), (2, 8440480), (4, 4220240), (5, 3376192), (8, 2110120), (10, 1688096), (16, 1055060), (20, 844048), (32, 527530), (40, 422024), (64, 263765), (71, 237760), (80, 211012), (142, 118880), (160, 105506), (284, 59440), (320, 52753), (355, 47552), (568, 29720), (710, 23776), (743, 22720), (1136, 14860), (1420, 11888), (1486, 11360), (2272, 7430), (2840, 5944), (2972, 5680), (3715, 4544)]