28086960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10639}}^1$

素因数の和:10666

約数の個数: 80

約数和(自身を含む): 94993920

約数和(自身を除く): 66906960

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, 10639, 21278, 31917, 42556, 53195, 63834, 85112, 106390, 117029, 127668, 159585, 170224, 212780, 234058, 255336, 319170, 351087, 425560, 468116, 510672, 585145, 638340, 702174, 851120, 936232, 1170290, 1276680, 1404348, 1755435, 1872464, 2340580, 2553360, 2808696, 3510870, 4681160, 5617392, 7021740, 9362320, 14043480, 28086960]

約数ペア:

[(1, 28086960), (2, 14043480), (3, 9362320), (4, 7021740), (5, 5617392), (6, 4681160), (8, 3510870), (10, 2808696), (11, 2553360), (12, 2340580), (15, 1872464), (16, 1755435), (20, 1404348), (22, 1276680), (24, 1170290), (30, 936232), (33, 851120), (40, 702174), (44, 638340), (48, 585145), (55, 510672), (60, 468116), (66, 425560), (80, 351087), (88, 319170), (110, 255336), (120, 234058), (132, 212780), (165, 170224), (176, 159585), (220, 127668), (240, 117029), (264, 106390), (330, 85112), (440, 63834), (528, 53195), (660, 42556), (880, 31917), (1320, 21278), (2640, 10639)]