201681890

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{284059}}^1$

素因数の和:284137

約数の個数: 16

約数和(自身を含む): 368141760

約数和(自身を除く): 166459870

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 284059, 568118, 1420295, 2840590, 20168189, 40336378, 100840945, 201681890]

約数ペア:

[(1, 201681890), (2, 100840945), (5, 40336378), (10, 20168189), (71, 2840590), (142, 1420295), (355, 568118), (710, 284059)]