2021491060

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{57331}}^1$

素因数の和:57424

約数の個数: 48

約数和(自身を含む): 4449880512

約数和(自身を除く): 2428389452

約数列:

[1, 2, 4, 5, 10, 20, 41, 43, 82, 86, 164, 172, 205, 215, 410, 430, 820, 860, 1763, 3526, 7052, 8815, 17630, 35260, 57331, 114662, 229324, 286655, 573310, 1146620, 2350571, 2465233, 4701142, 4930466, 9402284, 9860932, 11752855, 12326165, 23505710, 24652330, 47011420, 49304660, 101074553, 202149106, 404298212, 505372765, 1010745530, 2021491060]

約数ペア:

[(1, 2021491060), (2, 1010745530), (4, 505372765), (5, 404298212), (10, 202149106), (20, 101074553), (41, 49304660), (43, 47011420), (82, 24652330), (86, 23505710), (164, 12326165), (172, 11752855), (205, 9860932), (215, 9402284), (410, 4930466), (430, 4701142), (820, 2465233), (860, 2350571), (1763, 1146620), (3526, 573310), (7052, 286655), (8815, 229324), (17630, 114662), (35260, 57331)]