738872080

素因数分解:

$2^4\times 5^1\times {\mathrm{9235901}}^1$

素因数の和:9235914

約数の個数: 20

約数和(自身を含む): 1717877772

約数和(自身を除く): 979005692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 9235901, 18471802, 36943604, 46179505, 73887208, 92359010, 147774416, 184718020, 369436040, 738872080]

約数ペア:

[(1, 738872080), (2, 369436040), (4, 184718020), (5, 147774416), (8, 92359010), (10, 73887208), (16, 46179505), (20, 36943604), (40, 18471802), (80, 9235901)]