28801510

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{21023}}^1$

素因数の和:21167

約数の個数: 16

約数和(自身を含む): 52223616

約数和(自身を除く): 23422106

約数列:

[1, 2, 5, 10, 137, 274, 685, 1370, 21023, 42046, 105115, 210230, 2880151, 5760302, 14400755, 28801510]

約数ペア:

[(1, 28801510), (2, 14400755), (5, 5760302), (10, 2880151), (137, 210230), (274, 105115), (685, 42046), (1370, 21023)]