845020

素因数分解:

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

素因数の和:210

約数の個数: 48

約数和(自身を含む): 2032128

約数和(自身を除く): 1187108

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 167, 220, 230, 253, 334, 460, 506, 668, 835, 1012, 1265, 1670, 1837, 2530, 3340, 3674, 3841, 5060, 7348, 7682, 9185, 15364, 18370, 19205, 36740, 38410, 42251, 76820, 84502, 169004, 211255, 422510, 845020]

約数ペア:

[(1, 845020), (2, 422510), (4, 211255), (5, 169004), (10, 84502), (11, 76820), (20, 42251), (22, 38410), (23, 36740), (44, 19205), (46, 18370), (55, 15364), (92, 9185), (110, 7682), (115, 7348), (167, 5060), (220, 3841), (230, 3674), (253, 3340), (334, 2530), (460, 1837), (506, 1670), (668, 1265), (835, 1012)]