3962020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 9047808

約数和(自身を除く): 5085788

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 271, 340, 430, 542, 731, 860, 1084, 1355, 1462, 2710, 2924, 3655, 4607, 5420, 7310, 9214, 11653, 14620, 18428, 23035, 23306, 46070, 46612, 58265, 92140, 116530, 198101, 233060, 396202, 792404, 990505, 1981010, 3962020]

約数ペア:

[(1, 3962020), (2, 1981010), (4, 990505), (5, 792404), (10, 396202), (17, 233060), (20, 198101), (34, 116530), (43, 92140), (68, 58265), (85, 46612), (86, 46070), (170, 23306), (172, 23035), (215, 18428), (271, 14620), (340, 11653), (430, 9214), (542, 7310), (731, 5420), (860, 4607), (1084, 3655), (1355, 2924), (1462, 2710)]