1314790780

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1\times {\mathrm{2309}}^1$

素因数の和:2790

約数の個数: 48

約数和(自身を含む): 2808146880

約数和(自身を除く): 1493356100

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 401, 710, 802, 1420, 1604, 2005, 2309, 4010, 4618, 8020, 9236, 11545, 23090, 28471, 46180, 56942, 113884, 142355, 163939, 284710, 327878, 569420, 655756, 819695, 925909, 1639390, 1851818, 3278780, 3703636, 4629545, 9259090, 18518180, 65739539, 131479078, 262958156, 328697695, 657395390, 1314790780]

約数ペア:

[(1, 1314790780), (2, 657395390), (4, 328697695), (5, 262958156), (10, 131479078), (20, 65739539), (71, 18518180), (142, 9259090), (284, 4629545), (355, 3703636), (401, 3278780), (710, 1851818), (802, 1639390), (1420, 925909), (1604, 819695), (2005, 655756), (2309, 569420), (4010, 327878), (4618, 284710), (8020, 163939), (9236, 142355), (11545, 113884), (23090, 56942), (28471, 46180)]