43042000

素因数分解:

$2^4\times 5^3\times {\mathrm{21521}}^1$

素因数の和:21544

約数の個数: 40

約数和(自身を含む): 104080392

約数和(自身を除く): 61038392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 21521, 43042, 86084, 107605, 172168, 215210, 344336, 430420, 538025, 860840, 1076050, 1721680, 2152100, 2690125, 4304200, 5380250, 8608400, 10760500, 21521000, 43042000]

約数ペア:

[(1, 43042000), (2, 21521000), (4, 10760500), (5, 8608400), (8, 5380250), (10, 4304200), (16, 2690125), (20, 2152100), (25, 1721680), (40, 1076050), (50, 860840), (80, 538025), (100, 430420), (125, 344336), (200, 215210), (250, 172168), (400, 107605), (500, 86084), (1000, 43042), (2000, 21521)]