28435440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10771}}^1$

素因数の和:10798

約数の個数: 80

約数和(自身を含む): 96172416

約数和(自身を除く): 67736976

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 10771, 21542, 32313, 43084, 53855, 64626, 86168, 107710, 118481, 129252, 161565, 172336, 215420, 236962, 258504, 323130, 355443, 430840, 473924, 517008, 592405, 646260, 710886, 861680, 947848, 1184810, 1292520, 1421772, 1777215, 1895696, 2369620, 2585040, 2843544, 3554430, 4739240, 5687088, 7108860, 9478480, 14217720, 28435440]

約数ペア:

[(1, 28435440), (2, 14217720), (3, 9478480), (4, 7108860), (5, 5687088), (6, 4739240), (8, 3554430), (10, 2843544), (11, 2585040), (12, 2369620), (15, 1895696), (16, 1777215), (20, 1421772), (22, 1292520), (24, 1184810), (30, 947848), (33, 861680), (40, 710886), (44, 646260), (48, 592405), (55, 517008), (60, 473924), (66, 430840), (80, 355443), (88, 323130), (110, 258504), (120, 236962), (132, 215420), (165, 172336), (176, 161565), (220, 129252), (240, 118481), (264, 107710), (330, 86168), (440, 64626), (528, 53855), (660, 43084), (880, 32313), (1320, 21542), (2640, 10771)]