2690900

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:464

約数の個数: 36

約数和(自身を含む): 5937120

約数和(自身を除く): 3246220

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 284, 355, 379, 710, 758, 1420, 1516, 1775, 1895, 3550, 3790, 7100, 7580, 9475, 18950, 26909, 37900, 53818, 107636, 134545, 269090, 538180, 672725, 1345450, 2690900]

約数ペア:

[(1, 2690900), (2, 1345450), (4, 672725), (5, 538180), (10, 269090), (20, 134545), (25, 107636), (50, 53818), (71, 37900), (100, 26909), (142, 18950), (284, 9475), (355, 7580), (379, 7100), (710, 3790), (758, 3550), (1420, 1895), (1516, 1775)]