53385220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{381323}}^1$

素因数の和:381339

約数の個数: 24

約数和(自身を含む): 128124864

約数和(自身を除く): 74739644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 381323, 762646, 1525292, 1906615, 2669261, 3813230, 5338522, 7626460, 10677044, 13346305, 26692610, 53385220]

約数ペア:

[(1, 53385220), (2, 26692610), (4, 13346305), (5, 10677044), (7, 7626460), (10, 5338522), (14, 3813230), (20, 2669261), (28, 1906615), (35, 1525292), (70, 762646), (140, 381323)]