20199821600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{212183}}^1$

素因数の和:212227

約数の個数: 144

約数和(自身を含む): 59672930688

約数和(自身を除く): 39473109088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 25, 28, 32, 34, 35, 40, 50, 56, 68, 70, 80, 85, 100, 112, 119, 136, 140, 160, 170, 175, 200, 224, 238, 272, 280, 340, 350, 400, 425, 476, 544, 560, 595, 680, 700, 800, 850, 952, 1120, 1190, 1360, 1400, 1700, 1904, 2380, 2720, 2800, 2975, 3400, 3808, 4760, 5600, 5950, 6800, 9520, 11900, 13600, 19040, 23800, 47600, 95200, 212183, 424366, 848732, 1060915, 1485281, 1697464, 2121830, 2970562, 3394928, 3607111, 4243660, 5304575, 5941124, 6789856, 7214222, 7426405, 8487320, 10609150, 11882248, 14428444, 14852810, 16974640, 18035555, 21218300, 23764496, 25249777, 28856888, 29705620, 33949280, 36071110, 37132025, 42436600, 47528992, 50499554, 57713776, 59411240, 72142220, 74264050, 84873200, 90177775, 100999108, 115427552, 118822480, 126248885, 144284440, 148528100, 169746400, 180355550, 201998216, 237644960, 252497770, 288568880, 297056200, 360711100, 403996432, 504995540, 577137760, 594112400, 631244425, 721422200, 807992864, 1009991080, 1188224800, 1262488850, 1442844400, 2019982160, 2524977700, 2885688800, 4039964320, 5049955400, 10099910800, 20199821600]

約数ペア:

[(1, 20199821600), (2, 10099910800), (4, 5049955400), (5, 4039964320), (7, 2885688800), (8, 2524977700), (10, 2019982160), (14, 1442844400), (16, 1262488850), (17, 1188224800), (20, 1009991080), (25, 807992864), (28, 721422200), (32, 631244425), (34, 594112400), (35, 577137760), (40, 504995540), (50, 403996432), (56, 360711100), (68, 297056200), (70, 288568880), (80, 252497770), (85, 237644960), (100, 201998216), (112, 180355550), (119, 169746400), (136, 148528100), (140, 144284440), (160, 126248885), (170, 118822480), (175, 115427552), (200, 100999108), (224, 90177775), (238, 84873200), (272, 74264050), (280, 72142220), (340, 59411240), (350, 57713776), (400, 50499554), (425, 47528992), (476, 42436600), (544, 37132025), (560, 36071110), (595, 33949280), (680, 29705620), (700, 28856888), (800, 25249777), (850, 23764496), (952, 21218300), (1120, 18035555), (1190, 16974640), (1360, 14852810), (1400, 14428444), (1700, 11882248), (1904, 10609150), (2380, 8487320), (2720, 7426405), (2800, 7214222), (2975, 6789856), (3400, 5941124), (3808, 5304575), (4760, 4243660), (5600, 3607111), (5950, 3394928), (6800, 2970562), (9520, 2121830), (11900, 1697464), (13600, 1485281), (19040, 1060915), (23800, 848732), (47600, 424366), (95200, 212183)]