20207790960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{12028447}}^1$

素因数の和:12028470

約数の個数: 80

約数和(自身を含む): 71593322496

約数和(自身を除く): 51385531536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 12028447, 24056894, 36085341, 48113788, 60142235, 72170682, 84199129, 96227576, 120284470, 144341364, 168398258, 180426705, 192455152, 240568940, 252597387, 288682728, 336796516, 360853410, 420995645, 481137880, 505194774, 577365456, 673593032, 721706820, 841991290, 962275760, 1010389548, 1262986935, 1347186064, 1443413640, 1683982580, 2020779096, 2525973870, 2886827280, 3367965160, 4041558192, 5051947740, 6735930320, 10103895480, 20207790960]

約数ペア:

[(1, 20207790960), (2, 10103895480), (3, 6735930320), (4, 5051947740), (5, 4041558192), (6, 3367965160), (7, 2886827280), (8, 2525973870), (10, 2020779096), (12, 1683982580), (14, 1443413640), (15, 1347186064), (16, 1262986935), (20, 1010389548), (21, 962275760), (24, 841991290), (28, 721706820), (30, 673593032), (35, 577365456), (40, 505194774), (42, 481137880), (48, 420995645), (56, 360853410), (60, 336796516), (70, 288682728), (80, 252597387), (84, 240568940), (105, 192455152), (112, 180426705), (120, 168398258), (140, 144341364), (168, 120284470), (210, 96227576), (240, 84199129), (280, 72170682), (336, 60142235), (420, 48113788), (560, 36085341), (840, 24056894), (1680, 12028447)]