8166620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5303}}^1$

素因数の和:5330

約数の個数: 48

約数和(自身を含む): 21385728

約数和(自身を除く): 13219108

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, 5303, 10606, 21212, 26515, 37121, 53030, 58333, 74242, 106060, 116666, 148484, 185605, 233332, 291665, 371210, 408331, 583330, 742420, 816662, 1166660, 1633324, 2041655, 4083310, 8166620]

約数ペア:

[(1, 8166620), (2, 4083310), (4, 2041655), (5, 1633324), (7, 1166660), (10, 816662), (11, 742420), (14, 583330), (20, 408331), (22, 371210), (28, 291665), (35, 233332), (44, 185605), (55, 148484), (70, 116666), (77, 106060), (110, 74242), (140, 58333), (154, 53030), (220, 37121), (308, 26515), (385, 21212), (770, 10606), (1540, 5303)]