254272280

素因数分解:

$2^3\times 5^1\times {\mathrm{367}}^1\times {\mathrm{17321}}^1$

素因数の和:17699

約数の個数: 32

約数和(自身を含む): 573704640

約数和(自身を除く): 319432360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 367, 734, 1468, 1835, 2936, 3670, 7340, 14680, 17321, 34642, 69284, 86605, 138568, 173210, 346420, 692840, 6356807, 12713614, 25427228, 31784035, 50854456, 63568070, 127136140, 254272280]

約数ペア:

[(1, 254272280), (2, 127136140), (4, 63568070), (5, 50854456), (8, 31784035), (10, 25427228), (20, 12713614), (40, 6356807), (367, 692840), (734, 346420), (1468, 173210), (1835, 138568), (2936, 86605), (3670, 69284), (7340, 34642), (14680, 17321)]