28399320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{78887}}^1$

素因数の和:78904

約数の個数: 48

約数和(自身を含む): 92298960

約数和(自身を除く): 63899640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 78887, 157774, 236661, 315548, 394435, 473322, 631096, 709983, 788870, 946644, 1183305, 1419966, 1577740, 1893288, 2366610, 2839932, 3155480, 3549915, 4733220, 5679864, 7099830, 9466440, 14199660, 28399320]

約数ペア:

[(1, 28399320), (2, 14199660), (3, 9466440), (4, 7099830), (5, 5679864), (6, 4733220), (8, 3549915), (9, 3155480), (10, 2839932), (12, 2366610), (15, 1893288), (18, 1577740), (20, 1419966), (24, 1183305), (30, 946644), (36, 788870), (40, 709983), (45, 631096), (60, 473322), (72, 394435), (90, 315548), (120, 236661), (180, 157774), (360, 78887)]