55815420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{54721}}^1$

素因数の和:54750

約数の個数: 48

約数和(自身を含む): 165479328

約数和(自身を除く): 109663908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 54721, 109442, 164163, 218884, 273605, 328326, 547210, 656652, 820815, 930257, 1094420, 1641630, 1860514, 2790771, 3283260, 3721028, 4651285, 5581542, 9302570, 11163084, 13953855, 18605140, 27907710, 55815420]

約数ペア:

[(1, 55815420), (2, 27907710), (3, 18605140), (4, 13953855), (5, 11163084), (6, 9302570), (10, 5581542), (12, 4651285), (15, 3721028), (17, 3283260), (20, 2790771), (30, 1860514), (34, 1641630), (51, 1094420), (60, 930257), (68, 820815), (85, 656652), (102, 547210), (170, 328326), (204, 273605), (255, 218884), (340, 164163), (510, 109442), (1020, 54721)]