20053320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23873}}^1$

素因数の和:23894

約数の個数: 64

約数和(自身を含む): 68757120

約数和(自身を除く): 48703800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 23873, 47746, 71619, 95492, 119365, 143238, 167111, 190984, 238730, 286476, 334222, 358095, 477460, 501333, 572952, 668444, 716190, 835555, 954920, 1002666, 1336888, 1432380, 1671110, 2005332, 2506665, 2864760, 3342220, 4010664, 5013330, 6684440, 10026660, 20053320]

約数ペア:

[(1, 20053320), (2, 10026660), (3, 6684440), (4, 5013330), (5, 4010664), (6, 3342220), (7, 2864760), (8, 2506665), (10, 2005332), (12, 1671110), (14, 1432380), (15, 1336888), (20, 1002666), (21, 954920), (24, 835555), (28, 716190), (30, 668444), (35, 572952), (40, 501333), (42, 477460), (56, 358095), (60, 334222), (70, 286476), (84, 238730), (105, 190984), (120, 167111), (140, 143238), (168, 119365), (210, 95492), (280, 71619), (420, 47746), (840, 23873)]