219943810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1\times {\mathrm{2377}}^1$

素因数の和:2890

約数の個数: 32

約数和(自身を含む): 417767040

約数和(自身を除く): 197823230

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 487, 974, 2377, 2435, 4754, 4870, 9253, 11885, 18506, 23770, 45163, 46265, 90326, 92530, 225815, 451630, 1157599, 2315198, 5787995, 11575990, 21994381, 43988762, 109971905, 219943810]

約数ペア:

[(1, 219943810), (2, 109971905), (5, 43988762), (10, 21994381), (19, 11575990), (38, 5787995), (95, 2315198), (190, 1157599), (487, 451630), (974, 225815), (2377, 92530), (2435, 90326), (4754, 46265), (4870, 45163), (9253, 23770), (11885, 18506)]