7905400

素因数分解:

$2^3\times 5^2\times {\mathrm{29}}^2\times {\mathrm{47}}^1$

素因数の和:121

約数の個数: 72

約数和(自身を含む): 19440720

約数和(自身を除く): 11535320

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 47, 50, 58, 94, 100, 116, 145, 188, 200, 232, 235, 290, 376, 470, 580, 725, 841, 940, 1160, 1175, 1363, 1450, 1682, 1880, 2350, 2726, 2900, 3364, 4205, 4700, 5452, 5800, 6728, 6815, 8410, 9400, 10904, 13630, 16820, 21025, 27260, 33640, 34075, 39527, 42050, 54520, 68150, 79054, 84100, 136300, 158108, 168200, 197635, 272600, 316216, 395270, 790540, 988175, 1581080, 1976350, 3952700, 7905400]

約数ペア:

[(1, 7905400), (2, 3952700), (4, 1976350), (5, 1581080), (8, 988175), (10, 790540), (20, 395270), (25, 316216), (29, 272600), (40, 197635), (47, 168200), (50, 158108), (58, 136300), (94, 84100), (100, 79054), (116, 68150), (145, 54520), (188, 42050), (200, 39527), (232, 34075), (235, 33640), (290, 27260), (376, 21025), (470, 16820), (580, 13630), (725, 10904), (841, 9400), (940, 8410), (1160, 6815), (1175, 6728), (1363, 5800), (1450, 5452), (1682, 4700), (1880, 4205), (2350, 3364), (2726, 2900)]