199130720

素因数分解:

$2^5\times 5^1\times {\mathrm{1244567}}^1$

素因数の和:1244582

約数の個数: 24

約数和(自身を含む): 470446704

約数和(自身を除く): 271315984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1244567, 2489134, 4978268, 6222835, 9956536, 12445670, 19913072, 24891340, 39826144, 49782680, 99565360, 199130720]

約数ペア:

[(1, 199130720), (2, 99565360), (4, 49782680), (5, 39826144), (8, 24891340), (10, 19913072), (16, 12445670), (20, 9956536), (32, 6222835), (40, 4978268), (80, 2489134), (160, 1244567)]