2189792560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{13217}}^1$

素因数の和:13358

約数の個数: 80

約数和(自身を含む): 5408805600

約数和(自身を除く): 3219013040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 109, 152, 190, 218, 304, 380, 436, 545, 760, 872, 1090, 1520, 1744, 2071, 2180, 4142, 4360, 8284, 8720, 10355, 13217, 16568, 20710, 26434, 33136, 41420, 52868, 66085, 82840, 105736, 132170, 165680, 211472, 251123, 264340, 502246, 528680, 1004492, 1057360, 1255615, 1440653, 2008984, 2511230, 2881306, 4017968, 5022460, 5762612, 7203265, 10044920, 11525224, 14406530, 20089840, 23050448, 27372407, 28813060, 54744814, 57626120, 109489628, 115252240, 136862035, 218979256, 273724070, 437958512, 547448140, 1094896280, 2189792560]

約数ペア:

[(1, 2189792560), (2, 1094896280), (4, 547448140), (5, 437958512), (8, 273724070), (10, 218979256), (16, 136862035), (19, 115252240), (20, 109489628), (38, 57626120), (40, 54744814), (76, 28813060), (80, 27372407), (95, 23050448), (109, 20089840), (152, 14406530), (190, 11525224), (218, 10044920), (304, 7203265), (380, 5762612), (436, 5022460), (545, 4017968), (760, 2881306), (872, 2511230), (1090, 2008984), (1520, 1440653), (1744, 1255615), (2071, 1057360), (2180, 1004492), (4142, 528680), (4360, 502246), (8284, 264340), (8720, 251123), (10355, 211472), (13217, 165680), (16568, 132170), (20710, 105736), (26434, 82840), (33136, 66085), (41420, 52868)]