214258780

素因数分解:

$2^2\times 5^1\times {\mathrm{769}}^1\times {\mathrm{13931}}^1$

素因数の和:14709

約数の個数: 24

約数和(自身を含む): 450560880

約数和(自身を除く): 236302100

約数列:

[1, 2, 4, 5, 10, 20, 769, 1538, 3076, 3845, 7690, 13931, 15380, 27862, 55724, 69655, 139310, 278620, 10712939, 21425878, 42851756, 53564695, 107129390, 214258780]

約数ペア:

[(1, 214258780), (2, 107129390), (4, 53564695), (5, 42851756), (10, 21425878), (20, 10712939), (769, 278620), (1538, 139310), (3076, 69655), (3845, 55724), (7690, 27862), (13931, 15380)]