12173440

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{827}}^1$

素因数の和:869

約数の個数: 64

約数和(自身を含む): 30404160

約数和(自身を除く): 18230720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 320, 368, 460, 640, 736, 827, 920, 1472, 1654, 1840, 2944, 3308, 3680, 4135, 6616, 7360, 8270, 13232, 14720, 16540, 19021, 26464, 33080, 38042, 52928, 66160, 76084, 95105, 105856, 132320, 152168, 190210, 264640, 304336, 380420, 529280, 608672, 760840, 1217344, 1521680, 2434688, 3043360, 6086720, 12173440]

約数ペア:

[(1, 12173440), (2, 6086720), (4, 3043360), (5, 2434688), (8, 1521680), (10, 1217344), (16, 760840), (20, 608672), (23, 529280), (32, 380420), (40, 304336), (46, 264640), (64, 190210), (80, 152168), (92, 132320), (115, 105856), (128, 95105), (160, 76084), (184, 66160), (230, 52928), (320, 38042), (368, 33080), (460, 26464), (640, 19021), (736, 16540), (827, 14720), (920, 13232), (1472, 8270), (1654, 7360), (1840, 6616), (2944, 4135), (3308, 3680)]