3947020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{233}}^1$

素因数の和:271

約数の個数: 72

約数和(自身を含む): 10456992

約数和(自身を除く): 6509972

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 233, 242, 308, 385, 466, 484, 605, 770, 847, 932, 1165, 1210, 1540, 1631, 1694, 2330, 2420, 2563, 3262, 3388, 4235, 4660, 5126, 6524, 8155, 8470, 10252, 12815, 16310, 16940, 17941, 25630, 28193, 32620, 35882, 51260, 56386, 71764, 89705, 112772, 140965, 179410, 197351, 281930, 358820, 394702, 563860, 789404, 986755, 1973510, 3947020]

約数ペア:

[(1, 3947020), (2, 1973510), (4, 986755), (5, 789404), (7, 563860), (10, 394702), (11, 358820), (14, 281930), (20, 197351), (22, 179410), (28, 140965), (35, 112772), (44, 89705), (55, 71764), (70, 56386), (77, 51260), (110, 35882), (121, 32620), (140, 28193), (154, 25630), (220, 17941), (233, 16940), (242, 16310), (308, 12815), (385, 10252), (466, 8470), (484, 8155), (605, 6524), (770, 5126), (847, 4660), (932, 4235), (1165, 3388), (1210, 3262), (1540, 2563), (1631, 2420), (1694, 2330)]