2021076860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{155707}}^1$

素因数の和:155786

約数の個数: 48

約数和(自身を含む): 4708609920

約数和(自身を除く): 2687533060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 110, 118, 220, 236, 295, 590, 649, 1180, 1298, 2596, 3245, 6490, 12980, 155707, 311414, 622828, 778535, 1557070, 1712777, 3114140, 3425554, 6851108, 8563885, 9186713, 17127770, 18373426, 34255540, 36746852, 45933565, 91867130, 101053843, 183734260, 202107686, 404215372, 505269215, 1010538430, 2021076860]

約数ペア:

[(1, 2021076860), (2, 1010538430), (4, 505269215), (5, 404215372), (10, 202107686), (11, 183734260), (20, 101053843), (22, 91867130), (44, 45933565), (55, 36746852), (59, 34255540), (110, 18373426), (118, 17127770), (220, 9186713), (236, 8563885), (295, 6851108), (590, 3425554), (649, 3114140), (1180, 1712777), (1298, 1557070), (2596, 778535), (3245, 622828), (6490, 311414), (12980, 155707)]