2279860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 5366592

約数和(自身を除く): 3086732

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 241, 430, 473, 482, 860, 946, 964, 1205, 1892, 2365, 2410, 2651, 4730, 4820, 5302, 9460, 10363, 10604, 13255, 20726, 26510, 41452, 51815, 53020, 103630, 113993, 207260, 227986, 455972, 569965, 1139930, 2279860]

約数ペア:

[(1, 2279860), (2, 1139930), (4, 569965), (5, 455972), (10, 227986), (11, 207260), (20, 113993), (22, 103630), (43, 53020), (44, 51815), (55, 41452), (86, 26510), (110, 20726), (172, 13255), (215, 10604), (220, 10363), (241, 9460), (430, 5302), (473, 4820), (482, 4730), (860, 2651), (946, 2410), (964, 2365), (1205, 1892)]