20152642720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{57487}}^1$

素因数の和:57822

約数の個数: 96

約数和(自身を含む): 54586925568

約数和(自身を除く): 34434282848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 313, 560, 626, 1120, 1252, 1565, 2191, 2504, 3130, 4382, 5008, 6260, 8764, 10016, 10955, 12520, 17528, 21910, 25040, 35056, 43820, 50080, 57487, 70112, 87640, 114974, 175280, 229948, 287435, 350560, 402409, 459896, 574870, 804818, 919792, 1149740, 1609636, 1839584, 2012045, 2299480, 3219272, 4024090, 4598960, 6438544, 8048180, 9197920, 12877088, 16096360, 17993431, 32192720, 35986862, 64385440, 71973724, 89967155, 125954017, 143947448, 179934310, 251908034, 287894896, 359868620, 503816068, 575789792, 629770085, 719737240, 1007632136, 1259540170, 1439474480, 2015264272, 2519080340, 2878948960, 4030528544, 5038160680, 10076321360, 20152642720]

約数ペア:

[(1, 20152642720), (2, 10076321360), (4, 5038160680), (5, 4030528544), (7, 2878948960), (8, 2519080340), (10, 2015264272), (14, 1439474480), (16, 1259540170), (20, 1007632136), (28, 719737240), (32, 629770085), (35, 575789792), (40, 503816068), (56, 359868620), (70, 287894896), (80, 251908034), (112, 179934310), (140, 143947448), (160, 125954017), (224, 89967155), (280, 71973724), (313, 64385440), (560, 35986862), (626, 32192720), (1120, 17993431), (1252, 16096360), (1565, 12877088), (2191, 9197920), (2504, 8048180), (3130, 6438544), (4382, 4598960), (5008, 4024090), (6260, 3219272), (8764, 2299480), (10016, 2012045), (10955, 1839584), (12520, 1609636), (17528, 1149740), (21910, 919792), (25040, 804818), (35056, 574870), (43820, 459896), (50080, 402409), (57487, 350560), (70112, 287435), (87640, 229948), (114974, 175280)]