142728710

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{269}}^1\times {\mathrm{547}}^1$

素因数の和:920

約数の個数: 32

約数和(自身を含む): 261001440

約数和(自身を除く): 118272730

約数列:

[1, 2, 5, 10, 97, 194, 269, 485, 538, 547, 970, 1094, 1345, 2690, 2735, 5470, 26093, 52186, 53059, 106118, 130465, 147143, 260930, 265295, 294286, 530590, 735715, 1471430, 14272871, 28545742, 71364355, 142728710]

約数ペア:

[(1, 142728710), (2, 71364355), (5, 28545742), (10, 14272871), (97, 1471430), (194, 735715), (269, 530590), (485, 294286), (538, 265295), (547, 260930), (970, 147143), (1094, 130465), (1345, 106118), (2690, 53059), (2735, 52186), (5470, 26093)]