173720420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{24061}}^1$

素因数の和:24108

約数の個数: 36

約数和(自身を含む): 385040124

約数和(自身を除く): 211319704

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 24061, 48122, 96244, 120305, 240610, 457159, 481220, 914318, 1828636, 2285795, 4571590, 8686021, 9143180, 17372042, 34744084, 43430105, 86860210, 173720420]

約数ペア:

[(1, 173720420), (2, 86860210), (4, 43430105), (5, 34744084), (10, 17372042), (19, 9143180), (20, 8686021), (38, 4571590), (76, 2285795), (95, 1828636), (190, 914318), (361, 481220), (380, 457159), (722, 240610), (1444, 120305), (1805, 96244), (3610, 48122), (7220, 24061)]