38901740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4451}}^1$

素因数の和:4502

約数の個数: 48

約数和(自身を含む): 89752320

約数和(自身を除く): 50850580

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 4451, 8740, 8902, 17804, 22255, 44510, 84569, 89020, 102373, 169138, 204746, 338276, 409492, 422845, 511865, 845690, 1023730, 1691380, 1945087, 2047460, 3890174, 7780348, 9725435, 19450870, 38901740]

約数ペア:

[(1, 38901740), (2, 19450870), (4, 9725435), (5, 7780348), (10, 3890174), (19, 2047460), (20, 1945087), (23, 1691380), (38, 1023730), (46, 845690), (76, 511865), (92, 422845), (95, 409492), (115, 338276), (190, 204746), (230, 169138), (380, 102373), (437, 89020), (460, 84569), (874, 44510), (1748, 22255), (2185, 17804), (4370, 8902), (4451, 8740)]