2018667700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{379}}^1\times {\mathrm{1087}}^1$

素因数の和:1494

約数の個数: 108

約数和(自身を含む): 5113839360

約数和(自身を除く): 3095171660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 379, 490, 700, 758, 980, 1087, 1225, 1516, 1895, 2174, 2450, 2653, 3790, 4348, 4900, 5306, 5435, 7580, 7609, 9475, 10612, 10870, 13265, 15218, 18571, 18950, 21740, 26530, 27175, 30436, 37142, 37900, 38045, 53060, 53263, 54350, 66325, 74284, 76090, 92855, 106526, 108700, 132650, 152180, 185710, 190225, 213052, 265300, 266315, 371420, 380450, 411973, 464275, 532630, 760900, 823946, 928550, 1065260, 1331575, 1647892, 1857100, 2059865, 2663150, 2883811, 4119730, 5326300, 5767622, 8239460, 10299325, 11535244, 14419055, 20186677, 20598650, 28838110, 40373354, 41197300, 57676220, 72095275, 80746708, 100933385, 144190550, 201866770, 288381100, 403733540, 504666925, 1009333850, 2018667700]

約数ペア:

[(1, 2018667700), (2, 1009333850), (4, 504666925), (5, 403733540), (7, 288381100), (10, 201866770), (14, 144190550), (20, 100933385), (25, 80746708), (28, 72095275), (35, 57676220), (49, 41197300), (50, 40373354), (70, 28838110), (98, 20598650), (100, 20186677), (140, 14419055), (175, 11535244), (196, 10299325), (245, 8239460), (350, 5767622), (379, 5326300), (490, 4119730), (700, 2883811), (758, 2663150), (980, 2059865), (1087, 1857100), (1225, 1647892), (1516, 1331575), (1895, 1065260), (2174, 928550), (2450, 823946), (2653, 760900), (3790, 532630), (4348, 464275), (4900, 411973), (5306, 380450), (5435, 371420), (7580, 266315), (7609, 265300), (9475, 213052), (10612, 190225), (10870, 185710), (13265, 152180), (15218, 132650), (18571, 108700), (18950, 106526), (21740, 92855), (26530, 76090), (27175, 74284), (30436, 66325), (37142, 54350), (37900, 53263), (38045, 53060)]