4412000

素因数分解:

$2^5\times 5^3\times {\mathrm{1103}}^1$

素因数の和:1128

約数の個数: 48

約数和(自身を含む): 10850112

約数和(自身を除く): 6438112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 1103, 2000, 2206, 4000, 4412, 5515, 8824, 11030, 17648, 22060, 27575, 35296, 44120, 55150, 88240, 110300, 137875, 176480, 220600, 275750, 441200, 551500, 882400, 1103000, 2206000, 4412000]

約数ペア:

[(1, 4412000), (2, 2206000), (4, 1103000), (5, 882400), (8, 551500), (10, 441200), (16, 275750), (20, 220600), (25, 176480), (32, 137875), (40, 110300), (50, 88240), (80, 55150), (100, 44120), (125, 35296), (160, 27575), (200, 22060), (250, 17648), (400, 11030), (500, 8824), (800, 5515), (1000, 4412), (1103, 4000), (2000, 2206)]