1315740040

素因数分解:

$2^3\times 5^1\times {\mathrm{32893501}}^1$

素因数の和:32893512

約数の個数: 16

約数和(自身を含む): 2960415180

約数和(自身を除く): 1644675140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 32893501, 65787002, 131574004, 164467505, 263148008, 328935010, 657870020, 1315740040]

約数ペア:

[(1, 1315740040), (2, 657870020), (4, 328935010), (5, 263148008), (8, 164467505), (10, 131574004), (20, 65787002), (40, 32893501)]