200816920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{295319}}^1$

素因数の和:295347

約数の個数: 32

約数和(自身を含む): 478418400

約数和(自身を除く): 277601480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 295319, 590638, 1181276, 1476595, 2362552, 2953190, 5020423, 5906380, 10040846, 11812760, 20081692, 25102115, 40163384, 50204230, 100408460, 200816920]

約数ペア:

[(1, 200816920), (2, 100408460), (4, 50204230), (5, 40163384), (8, 25102115), (10, 20081692), (17, 11812760), (20, 10040846), (34, 5906380), (40, 5020423), (68, 2953190), (85, 2362552), (136, 1476595), (170, 1181276), (340, 590638), (680, 295319)]