201980230

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{499}}^1\times {\mathrm{2381}}^1$

素因数の和:2904

約数の個数: 32

約数和(自身を含む): 385884000

約数和(自身を除く): 183903770

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 499, 998, 2381, 2495, 4762, 4990, 8483, 11905, 16966, 23810, 40477, 42415, 80954, 84830, 202385, 404770, 1188119, 2376238, 5940595, 11881190, 20198023, 40396046, 100990115, 201980230]

約数ペア:

[(1, 201980230), (2, 100990115), (5, 40396046), (10, 20198023), (17, 11881190), (34, 5940595), (85, 2376238), (170, 1188119), (499, 404770), (998, 202385), (2381, 84830), (2495, 80954), (4762, 42415), (4990, 40477), (8483, 23810), (11905, 16966)]