186882020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{42281}}^1$

素因数の和:42320

約数の個数: 48

約数和(自身を含む): 447512688

約数和(自身を除く): 260630668

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 42281, 84562, 169124, 211405, 422810, 549653, 718777, 845620, 1099306, 1437554, 2198612, 2748265, 2875108, 3593885, 5496530, 7187770, 9344101, 10993060, 14375540, 18688202, 37376404, 46720505, 93441010, 186882020]

約数ペア:

[(1, 186882020), (2, 93441010), (4, 46720505), (5, 37376404), (10, 18688202), (13, 14375540), (17, 10993060), (20, 9344101), (26, 7187770), (34, 5496530), (52, 3593885), (65, 2875108), (68, 2748265), (85, 2198612), (130, 1437554), (170, 1099306), (221, 845620), (260, 718777), (340, 549653), (442, 422810), (884, 211405), (1105, 169124), (2210, 84562), (4420, 42281)]