2798650

素因数分解:

$2^1\times 5^2\times {\mathrm{223}}^1\times {\mathrm{251}}^1$

素因数の和:486

約数の個数: 24

約数和(自身を含む): 5249664

約数和(自身を除く): 2451014

約数列:

[1, 2, 5, 10, 25, 50, 223, 251, 446, 502, 1115, 1255, 2230, 2510, 5575, 6275, 11150, 12550, 55973, 111946, 279865, 559730, 1399325, 2798650]

約数ペア:

[(1, 2798650), (2, 1399325), (5, 559730), (10, 279865), (25, 111946), (50, 55973), (223, 12550), (251, 11150), (446, 6275), (502, 5575), (1115, 2510), (1255, 2230)]