28939320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{80387}}^1$

素因数の和:80404

約数の個数: 48

約数和(自身を含む): 94053960

約数和(自身を除く): 65114640

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, 80387, 160774, 241161, 321548, 401935, 482322, 643096, 723483, 803870, 964644, 1205805, 1446966, 1607740, 1929288, 2411610, 2893932, 3215480, 3617415, 4823220, 5787864, 7234830, 9646440, 14469660, 28939320]

約数ペア:

[(1, 28939320), (2, 14469660), (3, 9646440), (4, 7234830), (5, 5787864), (6, 4823220), (8, 3617415), (9, 3215480), (10, 2893932), (12, 2411610), (15, 1929288), (18, 1607740), (20, 1446966), (24, 1205805), (30, 964644), (36, 803870), (40, 723483), (45, 643096), (60, 482322), (72, 401935), (90, 321548), (120, 241161), (180, 160774), (360, 80387)]