69494020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4253}}^1$

素因数の和:4324

約数の個数: 48

約数和(自身を含む): 157227840

約数和(自身を除く): 87733820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 817, 860, 1634, 3268, 4085, 4253, 8170, 8506, 16340, 17012, 21265, 42530, 80807, 85060, 161614, 182879, 323228, 365758, 404035, 731516, 808070, 914395, 1616140, 1828790, 3474701, 3657580, 6949402, 13898804, 17373505, 34747010, 69494020]

約数ペア:

[(1, 69494020), (2, 34747010), (4, 17373505), (5, 13898804), (10, 6949402), (19, 3657580), (20, 3474701), (38, 1828790), (43, 1616140), (76, 914395), (86, 808070), (95, 731516), (172, 404035), (190, 365758), (215, 323228), (380, 182879), (430, 161614), (817, 85060), (860, 80807), (1634, 42530), (3268, 21265), (4085, 17012), (4253, 16340), (8170, 8506)]