28946280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21929}}^1$

素因数の和:21954

約数の個数: 64

約数和(自身を含む): 94737600

約数和(自身を除く): 65791320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 21929, 43858, 65787, 87716, 109645, 131574, 175432, 219290, 241219, 263148, 328935, 438580, 482438, 526296, 657870, 723657, 877160, 964876, 1206095, 1315740, 1447314, 1929752, 2412190, 2631480, 2894628, 3618285, 4824380, 5789256, 7236570, 9648760, 14473140, 28946280]

約数ペア:

[(1, 28946280), (2, 14473140), (3, 9648760), (4, 7236570), (5, 5789256), (6, 4824380), (8, 3618285), (10, 2894628), (11, 2631480), (12, 2412190), (15, 1929752), (20, 1447314), (22, 1315740), (24, 1206095), (30, 964876), (33, 877160), (40, 723657), (44, 657870), (55, 526296), (60, 482438), (66, 438580), (88, 328935), (110, 263148), (120, 241219), (132, 219290), (165, 175432), (220, 131574), (264, 109645), (330, 87716), (440, 65787), (660, 43858), (1320, 21929)]