39236420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1109}}^1$

素因数の和:1208

約数の個数: 48

約数和(自身を含む): 86713200

約数和(自身を除く): 47476780

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 61, 116, 122, 145, 244, 290, 305, 580, 610, 1109, 1220, 1769, 2218, 3538, 4436, 5545, 7076, 8845, 11090, 17690, 22180, 32161, 35380, 64322, 67649, 128644, 135298, 160805, 270596, 321610, 338245, 643220, 676490, 1352980, 1961821, 3923642, 7847284, 9809105, 19618210, 39236420]

約数ペア:

[(1, 39236420), (2, 19618210), (4, 9809105), (5, 7847284), (10, 3923642), (20, 1961821), (29, 1352980), (58, 676490), (61, 643220), (116, 338245), (122, 321610), (145, 270596), (244, 160805), (290, 135298), (305, 128644), (580, 67649), (610, 64322), (1109, 35380), (1220, 32161), (1769, 22180), (2218, 17690), (3538, 11090), (4436, 8845), (5545, 7076)]