8269180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{463}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 18708480

約数和(自身を除く): 10439300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 380, 463, 470, 893, 926, 940, 1786, 1852, 2315, 3572, 4465, 4630, 8797, 8930, 9260, 17594, 17860, 21761, 35188, 43522, 43985, 87044, 87970, 108805, 175940, 217610, 413459, 435220, 826918, 1653836, 2067295, 4134590, 8269180]

約数ペア:

[(1, 8269180), (2, 4134590), (4, 2067295), (5, 1653836), (10, 826918), (19, 435220), (20, 413459), (38, 217610), (47, 175940), (76, 108805), (94, 87970), (95, 87044), (188, 43985), (190, 43522), (235, 35188), (380, 21761), (463, 17860), (470, 17594), (893, 9260), (926, 8930), (940, 8797), (1786, 4630), (1852, 4465), (2315, 3572)]