2021246290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{739}}^1\times {\mathrm{953}}^1$

素因数の和:1747

約数の個数: 64

約数和(自身を含む): 4269646080

約数和(自身を除く): 2248399790

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 739, 953, 1435, 1478, 1906, 2870, 3695, 4765, 5173, 6671, 7390, 9530, 10346, 13342, 25865, 30299, 33355, 39073, 51730, 60598, 66710, 78146, 151495, 195365, 212093, 273511, 302990, 390730, 424186, 547022, 704267, 1060465, 1367555, 1408534, 2120930, 2735110, 3521335, 4929869, 7042670, 9859738, 24649345, 28874947, 49298690, 57749894, 144374735, 202124629, 288749470, 404249258, 1010623145, 2021246290]

約数ペア:

[(1, 2021246290), (2, 1010623145), (5, 404249258), (7, 288749470), (10, 202124629), (14, 144374735), (35, 57749894), (41, 49298690), (70, 28874947), (82, 24649345), (205, 9859738), (287, 7042670), (410, 4929869), (574, 3521335), (739, 2735110), (953, 2120930), (1435, 1408534), (1478, 1367555), (1906, 1060465), (2870, 704267), (3695, 547022), (4765, 424186), (5173, 390730), (6671, 302990), (7390, 273511), (9530, 212093), (10346, 195365), (13342, 151495), (25865, 78146), (30299, 66710), (33355, 60598), (39073, 51730)]