204540190

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{823}}^1\times {\mathrm{857}}^1$

素因数の和:1716

約数の個数: 32

約数和(自身を含む): 381775680

約数和(自身を除く): 177235490

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 823, 857, 1646, 1714, 4115, 4285, 8230, 8570, 23867, 24853, 47734, 49706, 119335, 124265, 238670, 248530, 705311, 1410622, 3526555, 7053110, 20454019, 40908038, 102270095, 204540190]

約数ペア:

[(1, 204540190), (2, 102270095), (5, 40908038), (10, 20454019), (29, 7053110), (58, 3526555), (145, 1410622), (290, 705311), (823, 248530), (857, 238670), (1646, 124265), (1714, 119335), (4115, 49706), (4285, 47734), (8230, 24853), (8570, 23867)]