13451840

素因数分解:

$2^6\times 5^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:475

約数の個数: 56

約数和(自身を含む): 32381952

約数和(自身を除く): 18930112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 160, 254, 320, 331, 508, 635, 662, 1016, 1270, 1324, 1655, 2032, 2540, 2648, 3310, 4064, 5080, 5296, 6620, 8128, 10160, 10592, 13240, 20320, 21184, 26480, 40640, 42037, 52960, 84074, 105920, 168148, 210185, 336296, 420370, 672592, 840740, 1345184, 1681480, 2690368, 3362960, 6725920, 13451840]

約数ペア:

[(1, 13451840), (2, 6725920), (4, 3362960), (5, 2690368), (8, 1681480), (10, 1345184), (16, 840740), (20, 672592), (32, 420370), (40, 336296), (64, 210185), (80, 168148), (127, 105920), (160, 84074), (254, 52960), (320, 42037), (331, 40640), (508, 26480), (635, 21184), (662, 20320), (1016, 13240), (1270, 10592), (1324, 10160), (1655, 8128), (2032, 6620), (2540, 5296), (2648, 5080), (3310, 4064)]