20121900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{67073}}^1$

素因数の和:67090

約数の個数: 36

約数和(自身を含む): 58220232

約数和(自身を除く): 38098332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 67073, 134146, 201219, 268292, 335365, 402438, 670730, 804876, 1006095, 1341460, 1676825, 2012190, 3353650, 4024380, 5030475, 6707300, 10060950, 20121900]

約数ペア:

[(1, 20121900), (2, 10060950), (3, 6707300), (4, 5030475), (5, 4024380), (6, 3353650), (10, 2012190), (12, 1676825), (15, 1341460), (20, 1006095), (25, 804876), (30, 670730), (50, 402438), (60, 335365), (75, 268292), (100, 201219), (150, 134146), (300, 67073)]