1252240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1423}}^1$

素因数の和:1447

約数の個数: 40

約数和(自身を含む): 3178368

約数和(自身を除く): 1926128

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 1423, 2846, 5692, 7115, 11384, 14230, 15653, 22768, 28460, 31306, 56920, 62612, 78265, 113840, 125224, 156530, 250448, 313060, 626120, 1252240]

約数ペア:

[(1, 1252240), (2, 626120), (4, 313060), (5, 250448), (8, 156530), (10, 125224), (11, 113840), (16, 78265), (20, 62612), (22, 56920), (40, 31306), (44, 28460), (55, 22768), (80, 15653), (88, 14230), (110, 11384), (176, 7115), (220, 5692), (440, 2846), (880, 1423)]