20787750

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{9239}}^1$

素因数の和:9262

約数の個数: 48

約数和(自身を含む): 56216160

約数和(自身を除く): 35428410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 125, 150, 225, 250, 375, 450, 750, 1125, 2250, 9239, 18478, 27717, 46195, 55434, 83151, 92390, 138585, 166302, 230975, 277170, 415755, 461950, 692925, 831510, 1154875, 1385850, 2078775, 2309750, 3464625, 4157550, 6929250, 10393875, 20787750]

約数ペア:

[(1, 20787750), (2, 10393875), (3, 6929250), (5, 4157550), (6, 3464625), (9, 2309750), (10, 2078775), (15, 1385850), (18, 1154875), (25, 831510), (30, 692925), (45, 461950), (50, 415755), (75, 277170), (90, 230975), (125, 166302), (150, 138585), (225, 92390), (250, 83151), (375, 55434), (450, 46195), (750, 27717), (1125, 18478), (2250, 9239)]