2178348160

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{47939}}^1$

素因数の和:48029

約数の個数: 64

約数和(自身を含む): 5281070400

約数和(自身を除く): 3102722240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 284, 320, 355, 568, 640, 710, 1136, 1420, 2272, 2840, 4544, 5680, 9088, 11360, 22720, 45440, 47939, 95878, 191756, 239695, 383512, 479390, 767024, 958780, 1534048, 1917560, 3068096, 3403669, 3835120, 6136192, 6807338, 7670240, 13614676, 15340480, 17018345, 27229352, 30680960, 34036690, 54458704, 68073380, 108917408, 136146760, 217834816, 272293520, 435669632, 544587040, 1089174080, 2178348160]

約数ペア:

[(1, 2178348160), (2, 1089174080), (4, 544587040), (5, 435669632), (8, 272293520), (10, 217834816), (16, 136146760), (20, 108917408), (32, 68073380), (40, 54458704), (64, 34036690), (71, 30680960), (80, 27229352), (128, 17018345), (142, 15340480), (160, 13614676), (284, 7670240), (320, 6807338), (355, 6136192), (568, 3835120), (640, 3403669), (710, 3068096), (1136, 1917560), (1420, 1534048), (2272, 958780), (2840, 767024), (4544, 479390), (5680, 383512), (9088, 239695), (11360, 191756), (22720, 95878), (45440, 47939)]