40800638

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{3821}}^1$

素因数の和:4123

約数の個数: 16

約数和(自身を含む): 64668240

約数和(自身を除く): 23867602

約数列:

[1, 2, 19, 38, 281, 562, 3821, 5339, 7642, 10678, 72599, 145198, 1073701, 2147402, 20400319, 40800638]

約数ペア:

[(1, 40800638), (2, 20400319), (19, 2147402), (38, 1073701), (281, 145198), (562, 72599), (3821, 10678), (5339, 7642)]