2590815280

素因数分解:

$2^4\times 5^1\times {\mathrm{32385191}}^1$

素因数の和:32385204

約数の個数: 20

約数和(自身を含む): 6023645712

約数和(自身を除く): 3432830432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 32385191, 64770382, 129540764, 161925955, 259081528, 323851910, 518163056, 647703820, 1295407640, 2590815280]

約数ペア:

[(1, 2590815280), (2, 1295407640), (4, 647703820), (5, 518163056), (8, 323851910), (10, 259081528), (16, 161925955), (20, 129540764), (40, 64770382), (80, 32385191)]