20053920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1019}}^1$

素因数の和:1078

約数の個数: 96

約数和(自身を含む): 64774080

約数和(自身を除く): 44720160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 80, 82, 96, 120, 123, 160, 164, 205, 240, 246, 328, 410, 480, 492, 615, 656, 820, 984, 1019, 1230, 1312, 1640, 1968, 2038, 2460, 3057, 3280, 3936, 4076, 4920, 5095, 6114, 6560, 8152, 9840, 10190, 12228, 15285, 16304, 19680, 20380, 24456, 30570, 32608, 40760, 41779, 48912, 61140, 81520, 83558, 97824, 122280, 125337, 163040, 167116, 208895, 244560, 250674, 334232, 417790, 489120, 501348, 626685, 668464, 835580, 1002696, 1253370, 1336928, 1671160, 2005392, 2506740, 3342320, 4010784, 5013480, 6684640, 10026960, 20053920]

約数ペア:

[(1, 20053920), (2, 10026960), (3, 6684640), (4, 5013480), (5, 4010784), (6, 3342320), (8, 2506740), (10, 2005392), (12, 1671160), (15, 1336928), (16, 1253370), (20, 1002696), (24, 835580), (30, 668464), (32, 626685), (40, 501348), (41, 489120), (48, 417790), (60, 334232), (80, 250674), (82, 244560), (96, 208895), (120, 167116), (123, 163040), (160, 125337), (164, 122280), (205, 97824), (240, 83558), (246, 81520), (328, 61140), (410, 48912), (480, 41779), (492, 40760), (615, 32608), (656, 30570), (820, 24456), (984, 20380), (1019, 19680), (1230, 16304), (1312, 15285), (1640, 12228), (1968, 10190), (2038, 9840), (2460, 8152), (3057, 6560), (3280, 6114), (3936, 5095), (4076, 4920)]