6648380

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 14817600

約数和(自身を除く): 8169220

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 97, 115, 149, 194, 230, 298, 388, 460, 485, 596, 745, 970, 1490, 1940, 2231, 2980, 3427, 4462, 6854, 8924, 11155, 13708, 14453, 17135, 22310, 28906, 34270, 44620, 57812, 68540, 72265, 144530, 289060, 332419, 664838, 1329676, 1662095, 3324190, 6648380]

約数ペア:

[(1, 6648380), (2, 3324190), (4, 1662095), (5, 1329676), (10, 664838), (20, 332419), (23, 289060), (46, 144530), (92, 72265), (97, 68540), (115, 57812), (149, 44620), (194, 34270), (230, 28906), (298, 22310), (388, 17135), (460, 14453), (485, 13708), (596, 11155), (745, 8924), (970, 6854), (1490, 4462), (1940, 3427), (2231, 2980)]