17988443480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1366903}}^1$

素因数の和:1366968

約数の個数: 64

約数和(自身を含む): 47240202240

約数和(自身を除く): 29251758760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1316, 1645, 1880, 2632, 3290, 6580, 13160, 1366903, 2733806, 5467612, 6834515, 9568321, 10935224, 13669030, 19136642, 27338060, 38273284, 47841605, 54676120, 64244441, 76546568, 95683210, 128488882, 191366420, 256977764, 321222205, 382732840, 449711087, 513955528, 642444410, 899422174, 1284888820, 1798844348, 2248555435, 2569777640, 3597688696, 4497110870, 8994221740, 17988443480]

約数ペア:

[(1, 17988443480), (2, 8994221740), (4, 4497110870), (5, 3597688696), (7, 2569777640), (8, 2248555435), (10, 1798844348), (14, 1284888820), (20, 899422174), (28, 642444410), (35, 513955528), (40, 449711087), (47, 382732840), (56, 321222205), (70, 256977764), (94, 191366420), (140, 128488882), (188, 95683210), (235, 76546568), (280, 64244441), (329, 54676120), (376, 47841605), (470, 38273284), (658, 27338060), (940, 19136642), (1316, 13669030), (1645, 10935224), (1880, 9568321), (2632, 6834515), (3290, 5467612), (6580, 2733806), (13160, 1366903)]