19399320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{53887}}^1$

素因数の和:53904

約数の個数: 48

約数和(自身を含む): 63048960

約数和(自身を除く): 43649640

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, 53887, 107774, 161661, 215548, 269435, 323322, 431096, 484983, 538870, 646644, 808305, 969966, 1077740, 1293288, 1616610, 1939932, 2155480, 2424915, 3233220, 3879864, 4849830, 6466440, 9699660, 19399320]

約数ペア:

[(1, 19399320), (2, 9699660), (3, 6466440), (4, 4849830), (5, 3879864), (6, 3233220), (8, 2424915), (9, 2155480), (10, 1939932), (12, 1616610), (15, 1293288), (18, 1077740), (20, 969966), (24, 808305), (30, 646644), (36, 538870), (40, 484983), (45, 431096), (60, 323322), (72, 269435), (90, 215548), (120, 161661), (180, 107774), (360, 53887)]