39780400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{9041}}^1$

素因数の和:9070

約数の個数: 60

約数和(自身を含む): 104272344

約数和(自身を除く): 64491944

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 880, 1100, 2200, 4400, 9041, 18082, 36164, 45205, 72328, 90410, 99451, 144656, 180820, 198902, 226025, 361640, 397804, 452050, 497255, 723280, 795608, 904100, 994510, 1591216, 1808200, 1989020, 2486275, 3616400, 3978040, 4972550, 7956080, 9945100, 19890200, 39780400]

約数ペア:

[(1, 39780400), (2, 19890200), (4, 9945100), (5, 7956080), (8, 4972550), (10, 3978040), (11, 3616400), (16, 2486275), (20, 1989020), (22, 1808200), (25, 1591216), (40, 994510), (44, 904100), (50, 795608), (55, 723280), (80, 497255), (88, 452050), (100, 397804), (110, 361640), (176, 226025), (200, 198902), (220, 180820), (275, 144656), (400, 99451), (440, 90410), (550, 72328), (880, 45205), (1100, 36164), (2200, 18082), (4400, 9041)]