210480620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1039}}^1\times {\mathrm{1447}}^1$

素因数の和:2502

約数の個数: 48

約数和(自身を含む): 505989120

約数和(自身を除く): 295508500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1039, 1447, 2078, 2894, 4156, 5195, 5788, 7235, 7273, 10129, 10390, 14470, 14546, 20258, 20780, 28940, 29092, 36365, 40516, 50645, 72730, 101290, 145460, 202580, 1503433, 3006866, 6013732, 7517165, 10524031, 15034330, 21048062, 30068660, 42096124, 52620155, 105240310, 210480620]

約数ペア:

[(1, 210480620), (2, 105240310), (4, 52620155), (5, 42096124), (7, 30068660), (10, 21048062), (14, 15034330), (20, 10524031), (28, 7517165), (35, 6013732), (70, 3006866), (140, 1503433), (1039, 202580), (1447, 145460), (2078, 101290), (2894, 72730), (4156, 50645), (5195, 40516), (5788, 36365), (7235, 29092), (7273, 28940), (10129, 20780), (10390, 20258), (14470, 14546)]