28589120

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{12763}}^1$

素因数の和:12787

約数の個数: 56

約数和(自身を含む): 77809344

約数和(自身を除く): 49220224

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, 12763, 25526, 51052, 63815, 89341, 102104, 127630, 178682, 204208, 255260, 357364, 408416, 446705, 510520, 714728, 816832, 893410, 1021040, 1429456, 1786820, 2042080, 2858912, 3573640, 4084160, 5717824, 7147280, 14294560, 28589120]

約数ペア:

[(1, 28589120), (2, 14294560), (4, 7147280), (5, 5717824), (7, 4084160), (8, 3573640), (10, 2858912), (14, 2042080), (16, 1786820), (20, 1429456), (28, 1021040), (32, 893410), (35, 816832), (40, 714728), (56, 510520), (64, 446705), (70, 408416), (80, 357364), (112, 255260), (140, 204208), (160, 178682), (224, 127630), (280, 102104), (320, 89341), (448, 63815), (560, 51052), (1120, 25526), (2240, 12763)]