4158220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{461}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 9779616

約数和(自身を除く): 5621396

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 461, 820, 902, 922, 1804, 1844, 2255, 2305, 4510, 4610, 5071, 9020, 9220, 10142, 18901, 20284, 25355, 37802, 50710, 75604, 94505, 101420, 189010, 207911, 378020, 415822, 831644, 1039555, 2079110, 4158220]

約数ペア:

[(1, 4158220), (2, 2079110), (4, 1039555), (5, 831644), (10, 415822), (11, 378020), (20, 207911), (22, 189010), (41, 101420), (44, 94505), (55, 75604), (82, 50710), (110, 37802), (164, 25355), (205, 20284), (220, 18901), (410, 10142), (451, 9220), (461, 9020), (820, 5071), (902, 4610), (922, 4510), (1804, 2305), (1844, 2255)]