2109420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11719}}^1$

素因数の和:11734

約数の個数: 36

約数和(自身を含む): 6399120

約数和(自身を除く): 4289700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 11719, 23438, 35157, 46876, 58595, 70314, 105471, 117190, 140628, 175785, 210942, 234380, 351570, 421884, 527355, 703140, 1054710, 2109420]

約数ペア:

[(1, 2109420), (2, 1054710), (3, 703140), (4, 527355), (5, 421884), (6, 351570), (9, 234380), (10, 210942), (12, 175785), (15, 140628), (18, 117190), (20, 105471), (30, 70314), (36, 58595), (45, 46876), (60, 35157), (90, 23438), (180, 11719)]