2991040

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{719}}^1$

素因数の和:749

約数の個数: 56

約数和(自身を含む): 7680960

約数和(自身を除く): 4689920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 719, 832, 1040, 1438, 2080, 2876, 3595, 4160, 5752, 7190, 9347, 11504, 14380, 18694, 23008, 28760, 37388, 46016, 46735, 57520, 74776, 93470, 115040, 149552, 186940, 230080, 299104, 373880, 598208, 747760, 1495520, 2991040]

約数ペア:

[(1, 2991040), (2, 1495520), (4, 747760), (5, 598208), (8, 373880), (10, 299104), (13, 230080), (16, 186940), (20, 149552), (26, 115040), (32, 93470), (40, 74776), (52, 57520), (64, 46735), (65, 46016), (80, 37388), (104, 28760), (130, 23008), (160, 18694), (208, 14380), (260, 11504), (320, 9347), (416, 7190), (520, 5752), (719, 4160), (832, 3595), (1040, 2876), (1438, 2080)]