210375260

素因数分解:

$2^2\times 5^1\times {\mathrm{823}}^1\times {\mathrm{12781}}^1$

素因数の和:13613

約数の個数: 24

約数和(自身を含む): 442359456

約数和(自身を除く): 231984196

約数列:

[1, 2, 4, 5, 10, 20, 823, 1646, 3292, 4115, 8230, 12781, 16460, 25562, 51124, 63905, 127810, 255620, 10518763, 21037526, 42075052, 52593815, 105187630, 210375260]

約数ペア:

[(1, 210375260), (2, 105187630), (4, 52593815), (5, 42075052), (10, 21037526), (20, 10518763), (823, 255620), (1646, 127810), (3292, 63905), (4115, 51124), (8230, 25562), (12781, 16460)]