425661260

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{67139}}^1$

素因数の和:67465

約数の個数: 24

約数和(自身を含む): 896721840

約数和(自身を除く): 471060580

約数列:

[1, 2, 4, 5, 10, 20, 317, 634, 1268, 1585, 3170, 6340, 67139, 134278, 268556, 335695, 671390, 1342780, 21283063, 42566126, 85132252, 106415315, 212830630, 425661260]

約数ペア:

[(1, 425661260), (2, 212830630), (4, 106415315), (5, 85132252), (10, 42566126), (20, 21283063), (317, 1342780), (634, 671390), (1268, 335695), (1585, 268556), (3170, 134278), (6340, 67139)]