20122380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{111791}}^1$

素因数の和:111806

約数の個数: 36

約数和(自身を含む): 61038432

約数和(自身を除く): 40916052

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 111791, 223582, 335373, 447164, 558955, 670746, 1006119, 1117910, 1341492, 1676865, 2012238, 2235820, 3353730, 4024476, 5030595, 6707460, 10061190, 20122380]

約数ペア:

[(1, 20122380), (2, 10061190), (3, 6707460), (4, 5030595), (5, 4024476), (6, 3353730), (9, 2235820), (10, 2012238), (12, 1676865), (15, 1341492), (18, 1117910), (20, 1006119), (30, 670746), (36, 558955), (45, 447164), (60, 335373), (90, 223582), (180, 111791)]