11892080

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3457}}^1$

素因数の和:3513

約数の個数: 40

約数和(自身を含む): 28300272

約数和(自身を除く): 16408192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 3457, 6914, 13828, 17285, 27656, 34570, 55312, 69140, 138280, 148651, 276560, 297302, 594604, 743255, 1189208, 1486510, 2378416, 2973020, 5946040, 11892080]

約数ペア:

[(1, 11892080), (2, 5946040), (4, 2973020), (5, 2378416), (8, 1486510), (10, 1189208), (16, 743255), (20, 594604), (40, 297302), (43, 276560), (80, 148651), (86, 138280), (172, 69140), (215, 55312), (344, 34570), (430, 27656), (688, 17285), (860, 13828), (1720, 6914), (3440, 3457)]