70890430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41947}}^1$

素因数の和:41980

約数の個数: 24

約数和(自身を含む): 138176712

約数和(自身を除く): 67286282

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 41947, 83894, 209735, 419470, 545311, 1090622, 2726555, 5453110, 7089043, 14178086, 35445215, 70890430]

約数ペア:

[(1, 70890430), (2, 35445215), (5, 14178086), (10, 7089043), (13, 5453110), (26, 2726555), (65, 1090622), (130, 545311), (169, 419470), (338, 209735), (845, 83894), (1690, 41947)]