20100190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{6301}}^1$

素因数の和:6348

約数の個数: 32

約数和(自身を含む): 40836960

約数和(自身を除く): 20736770

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 6301, 12602, 31505, 63010, 69311, 138622, 182729, 346555, 365458, 693110, 913645, 1827290, 2010019, 4020038, 10050095, 20100190]

約数ペア:

[(1, 20100190), (2, 10050095), (5, 4020038), (10, 2010019), (11, 1827290), (22, 913645), (29, 693110), (55, 365458), (58, 346555), (110, 182729), (145, 138622), (290, 69311), (319, 63010), (638, 31505), (1595, 12602), (3190, 6301)]