20189889120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1025909}}^1$

素因数の和:1025968

約数の個数: 96

約数和(自身を含む): 65149388640

約数和(自身を除く): 44959499520

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, 1230, 1312, 1640, 1968, 2460, 3280, 3936, 4920, 6560, 9840, 19680, 1025909, 2051818, 3077727, 4103636, 5129545, 6155454, 8207272, 10259090, 12310908, 15388635, 16414544, 20518180, 24621816, 30777270, 32829088, 41036360, 42062269, 49243632, 61554540, 82072720, 84124538, 98487264, 123109080, 126186807, 164145440, 168249076, 210311345, 246218160, 252373614, 336498152, 420622690, 492436320, 504747228, 630934035, 672996304, 841245380, 1009494456, 1261868070, 1345992608, 1682490760, 2018988912, 2523736140, 3364981520, 4037977824, 5047472280, 6729963040, 10094944560, 20189889120]

約数ペア:

[(1, 20189889120), (2, 10094944560), (3, 6729963040), (4, 5047472280), (5, 4037977824), (6, 3364981520), (8, 2523736140), (10, 2018988912), (12, 1682490760), (15, 1345992608), (16, 1261868070), (20, 1009494456), (24, 841245380), (30, 672996304), (32, 630934035), (40, 504747228), (41, 492436320), (48, 420622690), (60, 336498152), (80, 252373614), (82, 246218160), (96, 210311345), (120, 168249076), (123, 164145440), (160, 126186807), (164, 123109080), (205, 98487264), (240, 84124538), (246, 82072720), (328, 61554540), (410, 49243632), (480, 42062269), (492, 41036360), (615, 32829088), (656, 30777270), (820, 24621816), (984, 20518180), (1230, 16414544), (1312, 15388635), (1640, 12310908), (1968, 10259090), (2460, 8207272), (3280, 6155454), (3936, 5129545), (4920, 4103636), (6560, 3077727), (9840, 2051818), (19680, 1025909)]