11387840

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1873}}^1$

素因数の和:1909

約数の個数: 56

約数和(自身を含む): 28559760

約数和(自身を除く): 17171920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 1873, 3040, 3746, 6080, 7492, 9365, 14984, 18730, 29968, 35587, 37460, 59936, 71174, 74920, 119872, 142348, 149840, 177935, 284696, 299680, 355870, 569392, 599360, 711740, 1138784, 1423480, 2277568, 2846960, 5693920, 11387840]

約数ペア:

[(1, 11387840), (2, 5693920), (4, 2846960), (5, 2277568), (8, 1423480), (10, 1138784), (16, 711740), (19, 599360), (20, 569392), (32, 355870), (38, 299680), (40, 284696), (64, 177935), (76, 149840), (80, 142348), (95, 119872), (152, 74920), (160, 71174), (190, 59936), (304, 37460), (320, 35587), (380, 29968), (608, 18730), (760, 14984), (1216, 9365), (1520, 7492), (1873, 6080), (3040, 3746)]