13185920

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1873}}^1$

素因数の和:1903

約数の個数: 64

約数和(自身を含む): 34406640

約数和(自身を除く): 21220720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 1873, 3520, 3746, 7040, 7492, 9365, 14984, 18730, 20603, 29968, 37460, 41206, 59936, 74920, 82412, 103015, 119872, 149840, 164824, 206030, 239744, 299680, 329648, 412060, 599360, 659296, 824120, 1198720, 1318592, 1648240, 2637184, 3296480, 6592960, 13185920]

約数ペア:

[(1, 13185920), (2, 6592960), (4, 3296480), (5, 2637184), (8, 1648240), (10, 1318592), (11, 1198720), (16, 824120), (20, 659296), (22, 599360), (32, 412060), (40, 329648), (44, 299680), (55, 239744), (64, 206030), (80, 164824), (88, 149840), (110, 119872), (128, 103015), (160, 82412), (176, 74920), (220, 59936), (320, 41206), (352, 37460), (440, 29968), (640, 20603), (704, 18730), (880, 14984), (1408, 9365), (1760, 7492), (1873, 7040), (3520, 3746)]