8425780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{38299}}^1$

素因数の和:38319

約数の個数: 24

約数和(自身を含む): 19303200

約数和(自身を除く): 10877420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 38299, 76598, 153196, 191495, 382990, 421289, 765980, 842578, 1685156, 2106445, 4212890, 8425780]

約数ペア:

[(1, 8425780), (2, 4212890), (4, 2106445), (5, 1685156), (10, 842578), (11, 765980), (20, 421289), (22, 382990), (44, 191495), (55, 153196), (110, 76598), (220, 38299)]