1660172

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 3048192

約数和(自身を除く): 1388020

約数列:

[1, 2, 4, 41, 53, 82, 106, 164, 191, 212, 382, 764, 2173, 4346, 7831, 8692, 10123, 15662, 20246, 31324, 40492, 415043, 830086, 1660172]

約数ペア:

[(1, 1660172), (2, 830086), (4, 415043), (41, 40492), (53, 31324), (82, 20246), (106, 15662), (164, 10123), (191, 8692), (212, 7831), (382, 4346), (764, 2173)]