28040710

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{277}}^1$

素因数の和:528

約数の個数: 32

約数和(自身を含む): 51881472

約数和(自身を除く): 23840762

約数列:

[1, 2, 5, 10, 53, 106, 191, 265, 277, 382, 530, 554, 955, 1385, 1910, 2770, 10123, 14681, 20246, 29362, 50615, 52907, 73405, 101230, 105814, 146810, 264535, 529070, 2804071, 5608142, 14020355, 28040710]

約数ペア:

[(1, 28040710), (2, 14020355), (5, 5608142), (10, 2804071), (53, 529070), (106, 264535), (191, 146810), (265, 105814), (277, 101230), (382, 73405), (530, 52907), (554, 50615), (955, 29362), (1385, 20246), (1910, 14681), (2770, 10123)]