83842220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{54443}}^1$

素因数の和:54470

約数の個数: 48

約数和(自身を含む): 219518208

約数和(自身を除く): 135675988

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 54443, 108886, 217772, 272215, 381101, 544430, 598873, 762202, 1088860, 1197746, 1524404, 1905505, 2395492, 2994365, 3811010, 4192111, 5988730, 7622020, 8384222, 11977460, 16768444, 20960555, 41921110, 83842220]

約数ペア:

[(1, 83842220), (2, 41921110), (4, 20960555), (5, 16768444), (7, 11977460), (10, 8384222), (11, 7622020), (14, 5988730), (20, 4192111), (22, 3811010), (28, 2994365), (35, 2395492), (44, 1905505), (55, 1524404), (70, 1197746), (77, 1088860), (110, 762202), (140, 598873), (154, 544430), (220, 381101), (308, 272215), (385, 217772), (770, 108886), (1540, 54443)]