222954040

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{105167}}^1$

素因数の和:105231

約数の個数: 32

約数和(自身を含む): 511116480

約数和(自身を除く): 288162440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 105167, 210334, 420668, 525835, 841336, 1051670, 2103340, 4206680, 5573851, 11147702, 22295404, 27869255, 44590808, 55738510, 111477020, 222954040]

約数ペア:

[(1, 222954040), (2, 111477020), (4, 55738510), (5, 44590808), (8, 27869255), (10, 22295404), (20, 11147702), (40, 5573851), (53, 4206680), (106, 2103340), (212, 1051670), (265, 841336), (424, 525835), (530, 420668), (1060, 210334), (2120, 105167)]