210493090

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{208409}}^1$

素因数の和:208517

約数の個数: 16

約数和(自身を含む): 382640760

約数和(自身を除く): 172147670

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 208409, 416818, 1042045, 2084090, 21049309, 42098618, 105246545, 210493090]

約数ペア:

[(1, 210493090), (2, 105246545), (5, 42098618), (10, 21049309), (101, 2084090), (202, 1042045), (505, 416818), (1010, 208409)]