20115695750

素因数分解:

$2^1\times 5^3\times {\mathrm{421}}^1\times {\mathrm{191123}}^1$

素因数の和:191561

約数の個数: 32

約数和(自身を含む): 37746225504

約数和(自身を除く): 17630529754

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 421, 842, 2105, 4210, 10525, 21050, 52625, 105250, 191123, 382246, 955615, 1911230, 4778075, 9556150, 23890375, 47780750, 80462783, 160925566, 402313915, 804627830, 2011569575, 4023139150, 10057847875, 20115695750]

約数ペア:

[(1, 20115695750), (2, 10057847875), (5, 4023139150), (10, 2011569575), (25, 804627830), (50, 402313915), (125, 160925566), (250, 80462783), (421, 47780750), (842, 23890375), (2105, 9556150), (4210, 4778075), (10525, 1911230), (21050, 955615), (52625, 382246), (105250, 191123)]