343886140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{35747}}^1$

素因数の和:35806

約数の個数: 48

約数和(自身を含む): 798753312

約数和(自身を除く): 454867172

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4810, 9620, 35747, 71494, 142988, 178735, 357470, 464711, 714940, 929422, 1322639, 1858844, 2323555, 2645278, 4647110, 5290556, 6613195, 9294220, 13226390, 17194307, 26452780, 34388614, 68777228, 85971535, 171943070, 343886140]

約数ペア:

[(1, 343886140), (2, 171943070), (4, 85971535), (5, 68777228), (10, 34388614), (13, 26452780), (20, 17194307), (26, 13226390), (37, 9294220), (52, 6613195), (65, 5290556), (74, 4647110), (130, 2645278), (148, 2323555), (185, 1858844), (260, 1322639), (370, 929422), (481, 714940), (740, 464711), (962, 357470), (1924, 178735), (2405, 142988), (4810, 71494), (9620, 35747)]