2018457520

素因数分解:

$2^4\times 5^1\times {\mathrm{1367}}^1\times {\mathrm{18457}}^1$

素因数の和:19837

約数の個数: 40

約数和(自身を含む): 4696601184

約数和(自身を除く): 2678143664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1367, 2734, 5468, 6835, 10936, 13670, 18457, 21872, 27340, 36914, 54680, 73828, 92285, 109360, 147656, 184570, 295312, 369140, 738280, 1476560, 25230719, 50461438, 100922876, 126153595, 201845752, 252307190, 403691504, 504614380, 1009228760, 2018457520]

約数ペア:

[(1, 2018457520), (2, 1009228760), (4, 504614380), (5, 403691504), (8, 252307190), (10, 201845752), (16, 126153595), (20, 100922876), (40, 50461438), (80, 25230719), (1367, 1476560), (2734, 738280), (5468, 369140), (6835, 295312), (10936, 184570), (13670, 147656), (18457, 109360), (21872, 92285), (27340, 73828), (36914, 54680)]