20171270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{5437}}^1$

素因数の和:5504

約数の個数: 32

約数和(自身を含む): 42285888

約数和(自身を除く): 22114618

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 265, 371, 530, 742, 1855, 3710, 5437, 10874, 27185, 38059, 54370, 76118, 190295, 288161, 380590, 576322, 1440805, 2017127, 2881610, 4034254, 10085635, 20171270]

約数ペア:

[(1, 20171270), (2, 10085635), (5, 4034254), (7, 2881610), (10, 2017127), (14, 1440805), (35, 576322), (53, 380590), (70, 288161), (106, 190295), (265, 76118), (371, 54370), (530, 38059), (742, 27185), (1855, 10874), (3710, 5437)]