200905390

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{58573}}^1$

素因数の和:58601

約数の個数: 32

約数和(自身を含む): 421732800

約数和(自身を除く): 220827410

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 58573, 117146, 292865, 410011, 585730, 820022, 2050055, 2870077, 4100110, 5740154, 14350385, 20090539, 28700770, 40181078, 100452695, 200905390]

約数ペア:

[(1, 200905390), (2, 100452695), (5, 40181078), (7, 28700770), (10, 20090539), (14, 14350385), (35, 5740154), (49, 4100110), (70, 2870077), (98, 2050055), (245, 820022), (343, 585730), (490, 410011), (686, 292865), (1715, 117146), (3430, 58573)]