7697660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 17418240

約数和(自身を除く): 9720580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 380, 431, 470, 862, 893, 940, 1724, 1786, 2155, 3572, 4310, 4465, 8189, 8620, 8930, 16378, 17860, 20257, 32756, 40514, 40945, 81028, 81890, 101285, 163780, 202570, 384883, 405140, 769766, 1539532, 1924415, 3848830, 7697660]

約数ペア:

[(1, 7697660), (2, 3848830), (4, 1924415), (5, 1539532), (10, 769766), (19, 405140), (20, 384883), (38, 202570), (47, 163780), (76, 101285), (94, 81890), (95, 81028), (188, 40945), (190, 40514), (235, 32756), (380, 20257), (431, 17860), (470, 16378), (862, 8930), (893, 8620), (940, 8189), (1724, 4465), (1786, 4310), (2155, 3572)]