1188400

素因数分解:

$2^4\times 5^2\times {\mathrm{2971}}^1$

素因数の和:2989

約数の個数: 30

約数和(自身を含む): 2856092

約数和(自身を除く): 1667692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 2971, 5942, 11884, 14855, 23768, 29710, 47536, 59420, 74275, 118840, 148550, 237680, 297100, 594200, 1188400]

約数ペア:

[(1, 1188400), (2, 594200), (4, 297100), (5, 237680), (8, 148550), (10, 118840), (16, 74275), (20, 59420), (25, 47536), (40, 29710), (50, 23768), (80, 14855), (100, 11884), (200, 5942), (400, 2971)]