20842300

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{7187}}^1$

素因数の和:7230

約数の個数: 36

約数和(自身を含む): 46793880

約数和(自身を除く): 25951580

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 580, 725, 1450, 2900, 7187, 14374, 28748, 35935, 71870, 143740, 179675, 208423, 359350, 416846, 718700, 833692, 1042115, 2084230, 4168460, 5210575, 10421150, 20842300]

約数ペア:

[(1, 20842300), (2, 10421150), (4, 5210575), (5, 4168460), (10, 2084230), (20, 1042115), (25, 833692), (29, 718700), (50, 416846), (58, 359350), (100, 208423), (116, 179675), (145, 143740), (290, 71870), (580, 35935), (725, 28748), (1450, 14374), (2900, 7187)]