1011570985840

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{337}}^1\times {\mathrm{344231}}^1$

素因数の和:344690

約数の個数: 80

約数和(自身を含む): 2380529511360

約数和(自身を除く): 1368958525520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 337, 436, 545, 674, 872, 1090, 1348, 1685, 1744, 2180, 2696, 3370, 4360, 5392, 6740, 8720, 13480, 26960, 36733, 73466, 146932, 183665, 293864, 344231, 367330, 587728, 688462, 734660, 1376924, 1469320, 1721155, 2753848, 2938640, 3442310, 5507696, 6884620, 13769240, 27538480, 37521179, 75042358, 116005847, 150084716, 187605895, 232011694, 300169432, 375211790, 464023388, 580029235, 600338864, 750423580, 928046776, 1160058470, 1500847160, 1856093552, 2320116940, 3001694320, 4640233880, 9280467760, 12644637323, 25289274646, 50578549292, 63223186615, 101157098584, 126446373230, 202314197168, 252892746460, 505785492920, 1011570985840]

約数ペア:

[(1, 1011570985840), (2, 505785492920), (4, 252892746460), (5, 202314197168), (8, 126446373230), (10, 101157098584), (16, 63223186615), (20, 50578549292), (40, 25289274646), (80, 12644637323), (109, 9280467760), (218, 4640233880), (337, 3001694320), (436, 2320116940), (545, 1856093552), (674, 1500847160), (872, 1160058470), (1090, 928046776), (1348, 750423580), (1685, 600338864), (1744, 580029235), (2180, 464023388), (2696, 375211790), (3370, 300169432), (4360, 232011694), (5392, 187605895), (6740, 150084716), (8720, 116005847), (13480, 75042358), (26960, 37521179), (36733, 27538480), (73466, 13769240), (146932, 6884620), (183665, 5507696), (293864, 3442310), (344231, 2938640), (367330, 2753848), (587728, 1721155), (688462, 1469320), (734660, 1376924)]