2015513720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{16903}}^1$

素因数の和:17196

約数の個数: 64

約数和(自身を含む): 4965719040

約数和(自身を除く): 2950205320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 271, 440, 542, 1084, 1355, 2168, 2710, 2981, 5420, 5962, 10840, 11924, 14905, 16903, 23848, 29810, 33806, 59620, 67612, 84515, 119240, 135224, 169030, 185933, 338060, 371866, 676120, 743732, 929665, 1487464, 1859330, 3718660, 4580713, 7437320, 9161426, 18322852, 22903565, 36645704, 45807130, 50387843, 91614260, 100775686, 183228520, 201551372, 251939215, 403102744, 503878430, 1007756860, 2015513720]

約数ペア:

[(1, 2015513720), (2, 1007756860), (4, 503878430), (5, 403102744), (8, 251939215), (10, 201551372), (11, 183228520), (20, 100775686), (22, 91614260), (40, 50387843), (44, 45807130), (55, 36645704), (88, 22903565), (110, 18322852), (220, 9161426), (271, 7437320), (440, 4580713), (542, 3718660), (1084, 1859330), (1355, 1487464), (2168, 929665), (2710, 743732), (2981, 676120), (5420, 371866), (5962, 338060), (10840, 185933), (11924, 169030), (14905, 135224), (16903, 119240), (23848, 84515), (29810, 67612), (33806, 59620)]