2490850

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1607}}^1$

素因数の和:1650

約数の個数: 24

約数和(自身を含む): 4785408

約数和(自身を除く): 2294558

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 1550, 1607, 3214, 8035, 16070, 40175, 49817, 80350, 99634, 249085, 498170, 1245425, 2490850]

約数ペア:

[(1, 2490850), (2, 1245425), (5, 498170), (10, 249085), (25, 99634), (31, 80350), (50, 49817), (62, 40175), (155, 16070), (310, 8035), (775, 3214), (1550, 1607)]