20264940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{112583}}^1$

素因数の和:112598

約数の個数: 36

約数和(自身を含む): 61470864

約数和(自身を除く): 41205924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 112583, 225166, 337749, 450332, 562915, 675498, 1013247, 1125830, 1350996, 1688745, 2026494, 2251660, 3377490, 4052988, 5066235, 6754980, 10132470, 20264940]

約数ペア:

[(1, 20264940), (2, 10132470), (3, 6754980), (4, 5066235), (5, 4052988), (6, 3377490), (9, 2251660), (10, 2026494), (12, 1688745), (15, 1350996), (18, 1125830), (20, 1013247), (30, 675498), (36, 562915), (45, 450332), (60, 337749), (90, 225166), (180, 112583)]