2021307620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{18859}}^1$

素因数の和:19124

約数の個数: 48

約数和(自身を含む): 4448545920

約数和(自身を除く): 2427238300

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 233, 460, 466, 932, 1165, 2330, 4660, 5359, 10718, 18859, 21436, 26795, 37718, 53590, 75436, 94295, 107180, 188590, 377180, 433757, 867514, 1735028, 2168785, 4337570, 4394147, 8675140, 8788294, 17576588, 21970735, 43941470, 87882940, 101065381, 202130762, 404261524, 505326905, 1010653810, 2021307620]

約数ペア:

[(1, 2021307620), (2, 1010653810), (4, 505326905), (5, 404261524), (10, 202130762), (20, 101065381), (23, 87882940), (46, 43941470), (92, 21970735), (115, 17576588), (230, 8788294), (233, 8675140), (460, 4394147), (466, 4337570), (932, 2168785), (1165, 1735028), (2330, 867514), (4660, 433757), (5359, 377180), (10718, 188590), (18859, 107180), (21436, 94295), (26795, 75436), (37718, 53590)]