30876020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{220543}}^1$

素因数の和:220559

約数の個数: 24

約数和(自身を含む): 74102784

約数和(自身を除く): 43226764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 220543, 441086, 882172, 1102715, 1543801, 2205430, 3087602, 4410860, 6175204, 7719005, 15438010, 30876020]

約数ペア:

[(1, 30876020), (2, 15438010), (4, 7719005), (5, 6175204), (7, 4410860), (10, 3087602), (14, 2205430), (20, 1543801), (28, 1102715), (35, 882172), (70, 441086), (140, 220543)]