38745280

素因数分解:

$2^6\times 5^1\times 7^3\times {\mathrm{353}}^1$

素因数の和:391

約数の個数: 112

約数和(自身を含む): 107899200

約数和(自身を除く): 69153920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 343, 353, 392, 448, 490, 560, 686, 706, 784, 980, 1120, 1372, 1412, 1568, 1715, 1765, 1960, 2240, 2471, 2744, 2824, 3136, 3430, 3530, 3920, 4942, 5488, 5648, 6860, 7060, 7840, 9884, 10976, 11296, 12355, 13720, 14120, 15680, 17297, 19768, 21952, 22592, 24710, 27440, 28240, 34594, 39536, 49420, 54880, 56480, 69188, 79072, 86485, 98840, 109760, 112960, 121079, 138376, 158144, 172970, 197680, 242158, 276752, 345940, 395360, 484316, 553504, 605395, 691880, 790720, 968632, 1107008, 1210790, 1383760, 1937264, 2421580, 2767520, 3874528, 4843160, 5535040, 7749056, 9686320, 19372640, 38745280]

約数ペア:

[(1, 38745280), (2, 19372640), (4, 9686320), (5, 7749056), (7, 5535040), (8, 4843160), (10, 3874528), (14, 2767520), (16, 2421580), (20, 1937264), (28, 1383760), (32, 1210790), (35, 1107008), (40, 968632), (49, 790720), (56, 691880), (64, 605395), (70, 553504), (80, 484316), (98, 395360), (112, 345940), (140, 276752), (160, 242158), (196, 197680), (224, 172970), (245, 158144), (280, 138376), (320, 121079), (343, 112960), (353, 109760), (392, 98840), (448, 86485), (490, 79072), (560, 69188), (686, 56480), (706, 54880), (784, 49420), (980, 39536), (1120, 34594), (1372, 28240), (1412, 27440), (1568, 24710), (1715, 22592), (1765, 21952), (1960, 19768), (2240, 17297), (2471, 15680), (2744, 14120), (2824, 13720), (3136, 12355), (3430, 11296), (3530, 10976), (3920, 9884), (4942, 7840), (5488, 7060), (5648, 6860)]