17445040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1$

素因数の和:554

約数の個数: 80

約数和(自身を含む): 44640000

約数和(自身を除く): 27194960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 76, 80, 92, 95, 115, 152, 184, 190, 230, 304, 368, 380, 437, 460, 499, 760, 874, 920, 998, 1520, 1748, 1840, 1996, 2185, 2495, 3496, 3992, 4370, 4990, 6992, 7984, 8740, 9481, 9980, 11477, 17480, 18962, 19960, 22954, 34960, 37924, 39920, 45908, 47405, 57385, 75848, 91816, 94810, 114770, 151696, 183632, 189620, 218063, 229540, 379240, 436126, 459080, 758480, 872252, 918160, 1090315, 1744504, 2180630, 3489008, 4361260, 8722520, 17445040]

約数ペア:

[(1, 17445040), (2, 8722520), (4, 4361260), (5, 3489008), (8, 2180630), (10, 1744504), (16, 1090315), (19, 918160), (20, 872252), (23, 758480), (38, 459080), (40, 436126), (46, 379240), (76, 229540), (80, 218063), (92, 189620), (95, 183632), (115, 151696), (152, 114770), (184, 94810), (190, 91816), (230, 75848), (304, 57385), (368, 47405), (380, 45908), (437, 39920), (460, 37924), (499, 34960), (760, 22954), (874, 19960), (920, 18962), (998, 17480), (1520, 11477), (1748, 9980), (1840, 9481), (1996, 8740), (2185, 7984), (2495, 6992), (3496, 4990), (3992, 4370)]