259595840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{115891}}^1$

素因数の和:115915

約数の個数: 56

約数和(自身を含む): 706477632

約数和(自身を除く): 446881792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 115891, 231782, 463564, 579455, 811237, 927128, 1158910, 1622474, 1854256, 2317820, 3244948, 3708512, 4056185, 4635640, 6489896, 7417024, 8112370, 9271280, 12979792, 16224740, 18542560, 25959584, 32449480, 37085120, 51919168, 64898960, 129797920, 259595840]

約数ペア:

[(1, 259595840), (2, 129797920), (4, 64898960), (5, 51919168), (7, 37085120), (8, 32449480), (10, 25959584), (14, 18542560), (16, 16224740), (20, 12979792), (28, 9271280), (32, 8112370), (35, 7417024), (40, 6489896), (56, 4635640), (64, 4056185), (70, 3708512), (80, 3244948), (112, 2317820), (140, 1854256), (160, 1622474), (224, 1158910), (280, 927128), (320, 811237), (448, 579455), (560, 463564), (1120, 231782), (2240, 115891)]