396926080

素因数分解:

$2^7\times 5^1\times {\mathrm{620197}}^1$

素因数の和:620216

約数の個数: 32

約数和(自身を含む): 948902940

約数和(自身を除く): 551976860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 620197, 1240394, 2480788, 3100985, 4961576, 6201970, 9923152, 12403940, 19846304, 24807880, 39692608, 49615760, 79385216, 99231520, 198463040, 396926080]

約数ペア:

[(1, 396926080), (2, 198463040), (4, 99231520), (5, 79385216), (8, 49615760), (10, 39692608), (16, 24807880), (20, 19846304), (32, 12403940), (40, 9923152), (64, 6201970), (80, 4961576), (128, 3100985), (160, 2480788), (320, 1240394), (640, 620197)]