39048620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1487}}^1$

素因数の和:1610

約数の個数: 48

約数和(自身を含む): 89244288

約数和(自身を除く): 50195668

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 101, 130, 202, 260, 404, 505, 1010, 1313, 1487, 2020, 2626, 2974, 5252, 5948, 6565, 7435, 13130, 14870, 19331, 26260, 29740, 38662, 77324, 96655, 150187, 193310, 300374, 386620, 600748, 750935, 1501870, 1952431, 3003740, 3904862, 7809724, 9762155, 19524310, 39048620]

約数ペア:

[(1, 39048620), (2, 19524310), (4, 9762155), (5, 7809724), (10, 3904862), (13, 3003740), (20, 1952431), (26, 1501870), (52, 750935), (65, 600748), (101, 386620), (130, 300374), (202, 193310), (260, 150187), (404, 96655), (505, 77324), (1010, 38662), (1313, 29740), (1487, 26260), (2020, 19331), (2626, 14870), (2974, 13130), (5252, 7435), (5948, 6565)]