40239410

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{39841}}^1$

素因数の和:39949

約数の個数: 16

約数和(自身を含む): 73149912

約数和(自身を除く): 32910502

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 39841, 79682, 199205, 398410, 4023941, 8047882, 20119705, 40239410]

約数ペア:

[(1, 40239410), (2, 20119705), (5, 8047882), (10, 4023941), (101, 398410), (202, 199205), (505, 79682), (1010, 39841)]