29906620

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{21061}}^1$

素因数の和:21141

約数の個数: 24

約数和(自身を含む): 63691488

約数和(自身を除く): 33784868

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 21061, 42122, 84244, 105305, 210610, 421220, 1495331, 2990662, 5981324, 7476655, 14953310, 29906620]

約数ペア:

[(1, 29906620), (2, 14953310), (4, 7476655), (5, 5981324), (10, 2990662), (20, 1495331), (71, 421220), (142, 210610), (284, 105305), (355, 84244), (710, 42122), (1420, 21061)]