20238540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{48187}}^1$

素因数の和:48206

約数の個数: 48

約数和(自身を含む): 64764672

約数和(自身を除く): 44526132

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 48187, 96374, 144561, 192748, 240935, 289122, 337309, 481870, 578244, 674618, 722805, 963740, 1011927, 1349236, 1445610, 1686545, 2023854, 2891220, 3373090, 4047708, 5059635, 6746180, 10119270, 20238540]

約数ペア:

[(1, 20238540), (2, 10119270), (3, 6746180), (4, 5059635), (5, 4047708), (6, 3373090), (7, 2891220), (10, 2023854), (12, 1686545), (14, 1445610), (15, 1349236), (20, 1011927), (21, 963740), (28, 722805), (30, 674618), (35, 578244), (42, 481870), (60, 337309), (70, 289122), (84, 240935), (105, 192748), (140, 144561), (210, 96374), (420, 48187)]