20101270

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41023}}^1$

素因数の和:41044

約数の個数: 24

約数和(自身を含む): 42090624

約数和(自身を除く): 21989354

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 41023, 82046, 205115, 287161, 410230, 574322, 1435805, 2010127, 2871610, 4020254, 10050635, 20101270]

約数ペア:

[(1, 20101270), (2, 10050635), (5, 4020254), (7, 2871610), (10, 2010127), (14, 1435805), (35, 574322), (49, 410230), (70, 287161), (98, 205115), (245, 82046), (490, 41023)]