19823020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{8329}}^1$

素因数の和:8362

約数の個数: 48

約数和(自身を含む): 50379840

約数和(自身を除く): 30556820

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 8329, 16658, 33316, 41645, 58303, 83290, 116606, 141593, 166580, 233212, 283186, 291515, 566372, 583030, 707965, 991151, 1166060, 1415930, 1982302, 2831860, 3964604, 4955755, 9911510, 19823020]

約数ペア:

[(1, 19823020), (2, 9911510), (4, 4955755), (5, 3964604), (7, 2831860), (10, 1982302), (14, 1415930), (17, 1166060), (20, 991151), (28, 707965), (34, 583030), (35, 566372), (68, 291515), (70, 283186), (85, 233212), (119, 166580), (140, 141593), (170, 116606), (238, 83290), (340, 58303), (476, 41645), (595, 33316), (1190, 16658), (2380, 8329)]