2493950

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1609}}^1$

素因数の和:1652

約数の個数: 24

約数和(自身を含む): 4791360

約数和(自身を除く): 2297410

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 1550, 1609, 3218, 8045, 16090, 40225, 49879, 80450, 99758, 249395, 498790, 1246975, 2493950]

約数ペア:

[(1, 2493950), (2, 1246975), (5, 498790), (10, 249395), (25, 99758), (31, 80450), (50, 49879), (62, 40225), (155, 16090), (310, 8045), (775, 3218), (1550, 1609)]