28789470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{319883}}^1$

素因数の和:319896

約数の個数: 24

約数和(自身を含む): 74852856

約数和(自身を除く): 46063386

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 319883, 639766, 959649, 1599415, 1919298, 2878947, 3198830, 4798245, 5757894, 9596490, 14394735, 28789470]

約数ペア:

[(1, 28789470), (2, 14394735), (3, 9596490), (5, 5757894), (6, 4798245), (9, 3198830), (10, 2878947), (15, 1919298), (18, 1599415), (30, 959649), (45, 639766), (90, 319883)]