25461040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28933}}^1$

素因数の和:28957

約数の個数: 40

約数和(自身を含む): 64580688

約数和(自身を除く): 39119648

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 28933, 57866, 115732, 144665, 231464, 289330, 318263, 462928, 578660, 636526, 1157320, 1273052, 1591315, 2314640, 2546104, 3182630, 5092208, 6365260, 12730520, 25461040]

約数ペア:

[(1, 25461040), (2, 12730520), (4, 6365260), (5, 5092208), (8, 3182630), (10, 2546104), (11, 2314640), (16, 1591315), (20, 1273052), (22, 1157320), (40, 636526), (44, 578660), (55, 462928), (80, 318263), (88, 289330), (110, 231464), (176, 144665), (220, 115732), (440, 57866), (880, 28933)]