13994060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{521}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 31570560

約数和(自身を除く): 17576500

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 79, 85, 158, 170, 316, 340, 395, 521, 790, 1042, 1343, 1580, 2084, 2605, 2686, 5210, 5372, 6715, 8857, 10420, 13430, 17714, 26860, 35428, 41159, 44285, 82318, 88570, 164636, 177140, 205795, 411590, 699703, 823180, 1399406, 2798812, 3498515, 6997030, 13994060]

約数ペア:

[(1, 13994060), (2, 6997030), (4, 3498515), (5, 2798812), (10, 1399406), (17, 823180), (20, 699703), (34, 411590), (68, 205795), (79, 177140), (85, 164636), (158, 88570), (170, 82318), (316, 44285), (340, 41159), (395, 35428), (521, 26860), (790, 17714), (1042, 13430), (1343, 10420), (1580, 8857), (2084, 6715), (2605, 5372), (2686, 5210)]