201460720

素因数分解:

$2^4\times 5^1\times {\mathrm{2518259}}^1$

素因数の和:2518272

約数の個数: 20

約数和(自身を含む): 468396360

約数和(自身を除く): 266935640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2518259, 5036518, 10073036, 12591295, 20146072, 25182590, 40292144, 50365180, 100730360, 201460720]

約数ペア:

[(1, 201460720), (2, 100730360), (4, 50365180), (5, 40292144), (8, 25182590), (10, 20146072), (16, 12591295), (20, 10073036), (40, 5036518), (80, 2518259)]