28933760

素因数分解:

$2^7\times 5^1\times {\mathrm{53}}^1\times {\mathrm{853}}^1$

素因数の和:925

約数の個数: 64

約数和(自身を含む): 70557480

約数和(自身を除く): 41623720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 265, 320, 424, 530, 640, 848, 853, 1060, 1696, 1706, 2120, 3392, 3412, 4240, 4265, 6784, 6824, 8480, 8530, 13648, 16960, 17060, 27296, 33920, 34120, 45209, 54592, 68240, 90418, 109184, 136480, 180836, 226045, 272960, 361672, 452090, 545920, 723344, 904180, 1446688, 1808360, 2893376, 3616720, 5786752, 7233440, 14466880, 28933760]

約数ペア:

[(1, 28933760), (2, 14466880), (4, 7233440), (5, 5786752), (8, 3616720), (10, 2893376), (16, 1808360), (20, 1446688), (32, 904180), (40, 723344), (53, 545920), (64, 452090), (80, 361672), (106, 272960), (128, 226045), (160, 180836), (212, 136480), (265, 109184), (320, 90418), (424, 68240), (530, 54592), (640, 45209), (848, 34120), (853, 33920), (1060, 27296), (1696, 17060), (1706, 16960), (2120, 13648), (3392, 8530), (3412, 8480), (4240, 6824), (4265, 6784)]