30886140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{514769}}^1$

素因数の和:514781

約数の個数: 24

約数和(自身を含む): 86481360

約数和(自身を除く): 55595220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 514769, 1029538, 1544307, 2059076, 2573845, 3088614, 5147690, 6177228, 7721535, 10295380, 15443070, 30886140]

約数ペア:

[(1, 30886140), (2, 15443070), (3, 10295380), (4, 7721535), (5, 6177228), (6, 5147690), (10, 3088614), (12, 2573845), (15, 2059076), (20, 1544307), (30, 1029538), (60, 514769)]