22731280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1987}}^1$

素因数の和:2024

約数の個数: 80

約数和(自身を含む): 62121024

約数和(自身を除く): 39389744

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 1987, 2288, 2860, 3974, 5720, 7948, 9935, 11440, 15896, 19870, 21857, 25831, 31792, 39740, 43714, 51662, 79480, 87428, 103324, 109285, 129155, 158960, 174856, 206648, 218570, 258310, 284141, 349712, 413296, 437140, 516620, 568282, 874280, 1033240, 1136564, 1420705, 1748560, 2066480, 2273128, 2841410, 4546256, 5682820, 11365640, 22731280]

約数ペア:

[(1, 22731280), (2, 11365640), (4, 5682820), (5, 4546256), (8, 2841410), (10, 2273128), (11, 2066480), (13, 1748560), (16, 1420705), (20, 1136564), (22, 1033240), (26, 874280), (40, 568282), (44, 516620), (52, 437140), (55, 413296), (65, 349712), (80, 284141), (88, 258310), (104, 218570), (110, 206648), (130, 174856), (143, 158960), (176, 129155), (208, 109285), (220, 103324), (260, 87428), (286, 79480), (440, 51662), (520, 43714), (572, 39740), (715, 31792), (880, 25831), (1040, 21857), (1144, 19870), (1430, 15896), (1987, 11440), (2288, 9935), (2860, 7948), (3974, 5720)]