40445968

素因数分解:

$2^4\times {\mathrm{1123}}^1\times {\mathrm{2251}}^1$

素因数の和:3382

約数の個数: 20

約数和(自身を含む): 78468688

約数和(自身を除く): 38022720

約数列:

[1, 2, 4, 8, 16, 1123, 2246, 2251, 4492, 4502, 8984, 9004, 17968, 18008, 36016, 2527873, 5055746, 10111492, 20222984, 40445968]

約数ペア:

[(1, 40445968), (2, 20222984), (4, 10111492), (8, 5055746), (16, 2527873), (1123, 36016), (2246, 18008), (2251, 17968), (4492, 9004), (4502, 8984)]