28814520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{34303}}^1$

素因数の和:34324

約数の個数: 64

約数和(自身を含む): 98795520

約数和(自身を除く): 69981000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 34303, 68606, 102909, 137212, 171515, 205818, 240121, 274424, 343030, 411636, 480242, 514545, 686060, 720363, 823272, 960484, 1029090, 1200605, 1372120, 1440726, 1920968, 2058180, 2401210, 2881452, 3601815, 4116360, 4802420, 5762904, 7203630, 9604840, 14407260, 28814520]

約数ペア:

[(1, 28814520), (2, 14407260), (3, 9604840), (4, 7203630), (5, 5762904), (6, 4802420), (7, 4116360), (8, 3601815), (10, 2881452), (12, 2401210), (14, 2058180), (15, 1920968), (20, 1440726), (21, 1372120), (24, 1200605), (28, 1029090), (30, 960484), (35, 823272), (40, 720363), (42, 686060), (56, 514545), (60, 480242), (70, 411636), (84, 343030), (105, 274424), (120, 240121), (140, 205818), (168, 171515), (210, 137212), (280, 102909), (420, 68606), (840, 34303)]