28258240

素因数分解:

$2^6\times 5^1\times {\mathrm{233}}^1\times {\mathrm{379}}^1$

素因数の和:629

約数の個数: 56

約数和(自身を含む): 67757040

約数和(自身を除く): 39498800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 233, 320, 379, 466, 758, 932, 1165, 1516, 1864, 1895, 2330, 3032, 3728, 3790, 4660, 6064, 7456, 7580, 9320, 12128, 14912, 15160, 18640, 24256, 30320, 37280, 60640, 74560, 88307, 121280, 176614, 353228, 441535, 706456, 883070, 1412912, 1766140, 2825824, 3532280, 5651648, 7064560, 14129120, 28258240]

約数ペア:

[(1, 28258240), (2, 14129120), (4, 7064560), (5, 5651648), (8, 3532280), (10, 2825824), (16, 1766140), (20, 1412912), (32, 883070), (40, 706456), (64, 441535), (80, 353228), (160, 176614), (233, 121280), (320, 88307), (379, 74560), (466, 60640), (758, 37280), (932, 30320), (1165, 24256), (1516, 18640), (1864, 15160), (1895, 14912), (2330, 12128), (3032, 9320), (3728, 7580), (3790, 7456), (4660, 6064)]