20239275

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2029}}^1$

素因数の和:2068

約数の個数: 48

約数和(自身を含む): 40275200

約数和(自身を除く): 20035925

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 57, 75, 95, 105, 133, 175, 285, 399, 475, 525, 665, 1425, 1995, 2029, 3325, 6087, 9975, 10145, 14203, 30435, 38551, 42609, 50725, 71015, 115653, 152175, 192755, 213045, 269857, 355075, 578265, 809571, 963775, 1065225, 1349285, 2891325, 4047855, 6746425, 20239275]

約数ペア:

[(1, 20239275), (3, 6746425), (5, 4047855), (7, 2891325), (15, 1349285), (19, 1065225), (21, 963775), (25, 809571), (35, 578265), (57, 355075), (75, 269857), (95, 213045), (105, 192755), (133, 152175), (175, 115653), (285, 71015), (399, 50725), (475, 42609), (525, 38551), (665, 30435), (1425, 14203), (1995, 10145), (2029, 9975), (3325, 6087)]