2176994020

素因数分解:

$2^2\times 5^1\times {\mathrm{1949}}^1\times {\mathrm{55849}}^1$

素因数の和:57807

約数の個数: 24

約数和(自身を含む): 4574115000

約数和(自身を除く): 2397120980

約数列:

[1, 2, 4, 5, 10, 20, 1949, 3898, 7796, 9745, 19490, 38980, 55849, 111698, 223396, 279245, 558490, 1116980, 108849701, 217699402, 435398804, 544248505, 1088497010, 2176994020]

約数ペア:

[(1, 2176994020), (2, 1088497010), (4, 544248505), (5, 435398804), (10, 217699402), (20, 108849701), (1949, 1116980), (3898, 558490), (7796, 279245), (9745, 223396), (19490, 111698), (38980, 55849)]