50204020

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{18059}}^1$

素因数の和:18207

約数の個数: 24

約数和(自身を含む): 106192800

約数和(自身を除く): 55988780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 18059, 36118, 72236, 90295, 180590, 361180, 2510201, 5020402, 10040804, 12551005, 25102010, 50204020]

約数ペア:

[(1, 50204020), (2, 25102010), (4, 12551005), (5, 10040804), (10, 5020402), (20, 2510201), (139, 361180), (278, 180590), (556, 90295), (695, 72236), (1390, 36118), (2780, 18059)]