5251160

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^2\times {\mathrm{71}}^1$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 12266640

約数和(自身を除く): 7015480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 71, 86, 142, 172, 215, 284, 344, 355, 430, 568, 710, 860, 1420, 1720, 1849, 2840, 3053, 3698, 6106, 7396, 9245, 12212, 14792, 15265, 18490, 24424, 30530, 36980, 61060, 73960, 122120, 131279, 262558, 525116, 656395, 1050232, 1312790, 2625580, 5251160]

約数ペア:

[(1, 5251160), (2, 2625580), (4, 1312790), (5, 1050232), (8, 656395), (10, 525116), (20, 262558), (40, 131279), (43, 122120), (71, 73960), (86, 61060), (142, 36980), (172, 30530), (215, 24424), (284, 18490), (344, 15265), (355, 14792), (430, 12212), (568, 9245), (710, 7396), (860, 6106), (1420, 3698), (1720, 3053), (1849, 2840)]