201768040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{117307}}^1$

素因数の和:117361

約数の個数: 32

約数和(自身を含む): 464539680

約数和(自身を除く): 262771640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 117307, 234614, 469228, 586535, 938456, 1173070, 2346140, 4692280, 5044201, 10088402, 20176804, 25221005, 40353608, 50442010, 100884020, 201768040]

約数ペア:

[(1, 201768040), (2, 100884020), (4, 50442010), (5, 40353608), (8, 25221005), (10, 20176804), (20, 10088402), (40, 5044201), (43, 4692280), (86, 2346140), (172, 1173070), (215, 938456), (344, 586535), (430, 469228), (860, 234614), (1720, 117307)]