109751240

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{30829}}^1$

素因数の和:30929

約数の個数: 32

約数和(自身を含む): 249723000

約数和(自身を除く): 139971760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 30829, 61658, 123316, 154145, 246632, 308290, 616580, 1233160, 2743781, 5487562, 10975124, 13718905, 21950248, 27437810, 54875620, 109751240]

約数ペア:

[(1, 109751240), (2, 54875620), (4, 27437810), (5, 21950248), (8, 13718905), (10, 10975124), (20, 5487562), (40, 2743781), (89, 1233160), (178, 616580), (356, 308290), (445, 246632), (712, 154145), (890, 123316), (1780, 61658), (3560, 30829)]