12107900

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{353}}^1$

素因数の和:388

約数の個数: 72

約数和(自身を含む): 30727200

約数和(自身を除く): 18619300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 343, 350, 353, 490, 686, 700, 706, 980, 1225, 1372, 1412, 1715, 1765, 2450, 2471, 3430, 3530, 4900, 4942, 6860, 7060, 8575, 8825, 9884, 12355, 17150, 17297, 17650, 24710, 34300, 34594, 35300, 49420, 61775, 69188, 86485, 121079, 123550, 172970, 242158, 247100, 345940, 432425, 484316, 605395, 864850, 1210790, 1729700, 2421580, 3026975, 6053950, 12107900]

約数ペア:

[(1, 12107900), (2, 6053950), (4, 3026975), (5, 2421580), (7, 1729700), (10, 1210790), (14, 864850), (20, 605395), (25, 484316), (28, 432425), (35, 345940), (49, 247100), (50, 242158), (70, 172970), (98, 123550), (100, 121079), (140, 86485), (175, 69188), (196, 61775), (245, 49420), (343, 35300), (350, 34594), (353, 34300), (490, 24710), (686, 17650), (700, 17297), (706, 17150), (980, 12355), (1225, 9884), (1372, 8825), (1412, 8575), (1715, 7060), (1765, 6860), (2450, 4942), (2471, 4900), (3430, 3530)]