1690040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1$

素因数の和:212

約数の個数: 64

約数和(自身を含む): 4354560

約数和(自身を除く): 2664520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 167, 184, 220, 230, 253, 334, 440, 460, 506, 668, 835, 920, 1012, 1265, 1336, 1670, 1837, 2024, 2530, 3340, 3674, 3841, 5060, 6680, 7348, 7682, 9185, 10120, 14696, 15364, 18370, 19205, 30728, 36740, 38410, 42251, 73480, 76820, 84502, 153640, 169004, 211255, 338008, 422510, 845020, 1690040]

約数ペア:

[(1, 1690040), (2, 845020), (4, 422510), (5, 338008), (8, 211255), (10, 169004), (11, 153640), (20, 84502), (22, 76820), (23, 73480), (40, 42251), (44, 38410), (46, 36740), (55, 30728), (88, 19205), (92, 18370), (110, 15364), (115, 14696), (167, 10120), (184, 9185), (220, 7682), (230, 7348), (253, 6680), (334, 5060), (440, 3841), (460, 3674), (506, 3340), (668, 2530), (835, 2024), (920, 1837), (1012, 1670), (1265, 1336)]