123450110

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{251939}}^1$

素因数の和:251960

約数の個数: 24

約数和(自身を含む): 258490440

約数和(自身を除く): 135040330

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 251939, 503878, 1259695, 1763573, 2519390, 3527146, 8817865, 12345011, 17635730, 24690022, 61725055, 123450110]

約数ペア:

[(1, 123450110), (2, 61725055), (5, 24690022), (7, 17635730), (10, 12345011), (14, 8817865), (35, 3527146), (49, 2519390), (70, 1763573), (98, 1259695), (245, 503878), (490, 251939)]