20173820450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{4153}}^1\times {\mathrm{13879}}^1$

素因数の和:18051

約数の個数: 48

約数和(自身を含む): 42897194880

約数和(自身を除く): 22723374430

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 4153, 8306, 13879, 20765, 27758, 29071, 41530, 58142, 69395, 97153, 103825, 138790, 145355, 194306, 207650, 290710, 346975, 485765, 693950, 726775, 971530, 1453550, 2428825, 4857650, 57639487, 115278974, 288197435, 403476409, 576394870, 806952818, 1440987175, 2017382045, 2881974350, 4034764090, 10086910225, 20173820450]

約数ペア:

[(1, 20173820450), (2, 10086910225), (5, 4034764090), (7, 2881974350), (10, 2017382045), (14, 1440987175), (25, 806952818), (35, 576394870), (50, 403476409), (70, 288197435), (175, 115278974), (350, 57639487), (4153, 4857650), (8306, 2428825), (13879, 1453550), (20765, 971530), (27758, 726775), (29071, 693950), (41530, 485765), (58142, 346975), (69395, 290710), (97153, 207650), (103825, 194306), (138790, 145355)]