38287540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{263}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 83825280

約数和(自身を除く): 45537740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 251, 263, 290, 502, 526, 580, 1004, 1052, 1255, 1315, 2510, 2630, 5020, 5260, 7279, 7627, 14558, 15254, 29116, 30508, 36395, 38135, 66013, 72790, 76270, 132026, 145580, 152540, 264052, 330065, 660130, 1320260, 1914377, 3828754, 7657508, 9571885, 19143770, 38287540]

約数ペア:

[(1, 38287540), (2, 19143770), (4, 9571885), (5, 7657508), (10, 3828754), (20, 1914377), (29, 1320260), (58, 660130), (116, 330065), (145, 264052), (251, 152540), (263, 145580), (290, 132026), (502, 76270), (526, 72790), (580, 66013), (1004, 38135), (1052, 36395), (1255, 30508), (1315, 29116), (2510, 15254), (2630, 14558), (5020, 7627), (5260, 7279)]