19906964800

素因数分解:

$2^6\times 5^2\times {\mathrm{107}}^1\times {\mathrm{116279}}^1$

素因数の和:116408

約数の個数: 84

約数和(自身を含む): 49441790880

約数和(自身を除く): 29534826080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 107, 160, 200, 214, 320, 400, 428, 535, 800, 856, 1070, 1600, 1712, 2140, 2675, 3424, 4280, 5350, 6848, 8560, 10700, 17120, 21400, 34240, 42800, 85600, 116279, 171200, 232558, 465116, 581395, 930232, 1162790, 1860464, 2325580, 2906975, 3720928, 4651160, 5813950, 7441856, 9302320, 11627900, 12441853, 18604640, 23255800, 24883706, 37209280, 46511600, 49767412, 62209265, 93023200, 99534824, 124418530, 186046400, 199069648, 248837060, 311046325, 398139296, 497674120, 622092650, 796278592, 995348240, 1244185300, 1990696480, 2488370600, 3981392960, 4976741200, 9953482400, 19906964800]

約数ペア:

[(1, 19906964800), (2, 9953482400), (4, 4976741200), (5, 3981392960), (8, 2488370600), (10, 1990696480), (16, 1244185300), (20, 995348240), (25, 796278592), (32, 622092650), (40, 497674120), (50, 398139296), (64, 311046325), (80, 248837060), (100, 199069648), (107, 186046400), (160, 124418530), (200, 99534824), (214, 93023200), (320, 62209265), (400, 49767412), (428, 46511600), (535, 37209280), (800, 24883706), (856, 23255800), (1070, 18604640), (1600, 12441853), (1712, 11627900), (2140, 9302320), (2675, 7441856), (3424, 5813950), (4280, 4651160), (5350, 3720928), (6848, 2906975), (8560, 2325580), (10700, 1860464), (17120, 1162790), (21400, 930232), (34240, 581395), (42800, 465116), (85600, 232558), (116279, 171200)]