19605320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{70019}}^1$

素因数の和:70037

約数の個数: 32

約数和(自身を含む): 50414400

約数和(自身を除く): 30809080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 70019, 140038, 280076, 350095, 490133, 560152, 700190, 980266, 1400380, 1960532, 2450665, 2800760, 3921064, 4901330, 9802660, 19605320]

約数ペア:

[(1, 19605320), (2, 9802660), (4, 4901330), (5, 3921064), (7, 2800760), (8, 2450665), (10, 1960532), (14, 1400380), (20, 980266), (28, 700190), (35, 560152), (40, 490133), (56, 350095), (70, 280076), (140, 140038), (280, 70019)]