20426670

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1$

素因数の和:510

約数の個数: 96

約数和(自身を含む): 59304960

約数和(自身を除く): 38878290

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 47, 55, 66, 90, 94, 99, 110, 141, 165, 198, 235, 282, 330, 423, 439, 470, 495, 517, 705, 846, 878, 990, 1034, 1317, 1410, 1551, 2115, 2195, 2585, 2634, 3102, 3951, 4230, 4390, 4653, 4829, 5170, 6585, 7755, 7902, 9306, 9658, 13170, 14487, 15510, 19755, 20633, 23265, 24145, 28974, 39510, 41266, 43461, 46530, 48290, 61899, 72435, 86922, 103165, 123798, 144870, 185697, 206330, 217305, 226963, 309495, 371394, 434610, 453926, 618990, 680889, 928485, 1134815, 1361778, 1856970, 2042667, 2269630, 3404445, 4085334, 6808890, 10213335, 20426670]

約数ペア:

[(1, 20426670), (2, 10213335), (3, 6808890), (5, 4085334), (6, 3404445), (9, 2269630), (10, 2042667), (11, 1856970), (15, 1361778), (18, 1134815), (22, 928485), (30, 680889), (33, 618990), (45, 453926), (47, 434610), (55, 371394), (66, 309495), (90, 226963), (94, 217305), (99, 206330), (110, 185697), (141, 144870), (165, 123798), (198, 103165), (235, 86922), (282, 72435), (330, 61899), (423, 48290), (439, 46530), (470, 43461), (495, 41266), (517, 39510), (705, 28974), (846, 24145), (878, 23265), (990, 20633), (1034, 19755), (1317, 15510), (1410, 14487), (1551, 13170), (2115, 9658), (2195, 9306), (2585, 7902), (2634, 7755), (3102, 6585), (3951, 5170), (4230, 4829), (4390, 4653)]