202809740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{997}}^1\times {\mathrm{1453}}^1$

素因数の和:2466

約数の個数: 48

約数和(自身を含む): 487566912

約数和(自身を除く): 284757172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 997, 1453, 1994, 2906, 3988, 4985, 5812, 6979, 7265, 9970, 10171, 13958, 14530, 19940, 20342, 27916, 29060, 34895, 40684, 50855, 69790, 101710, 139580, 203420, 1448641, 2897282, 5794564, 7243205, 10140487, 14486410, 20280974, 28972820, 40561948, 50702435, 101404870, 202809740]

約数ペア:

[(1, 202809740), (2, 101404870), (4, 50702435), (5, 40561948), (7, 28972820), (10, 20280974), (14, 14486410), (20, 10140487), (28, 7243205), (35, 5794564), (70, 2897282), (140, 1448641), (997, 203420), (1453, 139580), (1994, 101710), (2906, 69790), (3988, 50855), (4985, 40684), (5812, 34895), (6979, 29060), (7265, 27916), (9970, 20342), (10171, 19940), (13958, 14530)]