6786890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:179

約数の個数: 48

約数和(自身を含む): 13789440

約数和(自身を除く): 7002550

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 79, 110, 121, 142, 158, 242, 355, 395, 605, 710, 781, 790, 869, 1210, 1562, 1738, 3905, 4345, 5609, 7810, 8591, 8690, 9559, 11218, 17182, 19118, 28045, 42955, 47795, 56090, 61699, 85910, 95590, 123398, 308495, 616990, 678689, 1357378, 3393445, 6786890]

約数ペア:

[(1, 6786890), (2, 3393445), (5, 1357378), (10, 678689), (11, 616990), (22, 308495), (55, 123398), (71, 95590), (79, 85910), (110, 61699), (121, 56090), (142, 47795), (158, 42955), (242, 28045), (355, 19118), (395, 17182), (605, 11218), (710, 9559), (781, 8690), (790, 8591), (869, 7810), (1210, 5609), (1562, 4345), (1738, 3905)]