40852580

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{709}}^1$

素因数の和:828

約数の個数: 48

約数和(自身を含む): 89221440

約数和(自身を除く): 48368860

約数列:

[1, 2, 4, 5, 10, 20, 43, 67, 86, 134, 172, 215, 268, 335, 430, 670, 709, 860, 1340, 1418, 2836, 2881, 3545, 5762, 7090, 11524, 14180, 14405, 28810, 30487, 47503, 57620, 60974, 95006, 121948, 152435, 190012, 237515, 304870, 475030, 609740, 950060, 2042629, 4085258, 8170516, 10213145, 20426290, 40852580]

約数ペア:

[(1, 40852580), (2, 20426290), (4, 10213145), (5, 8170516), (10, 4085258), (20, 2042629), (43, 950060), (67, 609740), (86, 475030), (134, 304870), (172, 237515), (215, 190012), (268, 152435), (335, 121948), (430, 95006), (670, 60974), (709, 57620), (860, 47503), (1340, 30487), (1418, 28810), (2836, 14405), (2881, 14180), (3545, 11524), (5762, 7090)]