39180208

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:449

約数の個数: 40

約数和(自身を含む): 77772800

約数和(自身を除く): 38592592

約数列:

[1, 2, 4, 8, 16, 79, 139, 158, 223, 278, 316, 446, 556, 632, 892, 1112, 1264, 1784, 2224, 3568, 10981, 17617, 21962, 30997, 35234, 43924, 61994, 70468, 87848, 123988, 140936, 175696, 247976, 281872, 495952, 2448763, 4897526, 9795052, 19590104, 39180208]

約数ペア:

[(1, 39180208), (2, 19590104), (4, 9795052), (8, 4897526), (16, 2448763), (79, 495952), (139, 281872), (158, 247976), (223, 175696), (278, 140936), (316, 123988), (446, 87848), (556, 70468), (632, 61994), (892, 43924), (1112, 35234), (1264, 30997), (1784, 21962), (2224, 17617), (3568, 10981)]