17302720

素因数分解:

$2^6\times 5^1\times {\mathrm{139}}^1\times {\mathrm{389}}^1$

素因数の和:545

約数の個数: 56

約数和(自身を含む): 41605200

約数和(自身を除く): 24302480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 139, 160, 278, 320, 389, 556, 695, 778, 1112, 1390, 1556, 1945, 2224, 2780, 3112, 3890, 4448, 5560, 6224, 7780, 8896, 11120, 12448, 15560, 22240, 24896, 31120, 44480, 54071, 62240, 108142, 124480, 216284, 270355, 432568, 540710, 865136, 1081420, 1730272, 2162840, 3460544, 4325680, 8651360, 17302720]

約数ペア:

[(1, 17302720), (2, 8651360), (4, 4325680), (5, 3460544), (8, 2162840), (10, 1730272), (16, 1081420), (20, 865136), (32, 540710), (40, 432568), (64, 270355), (80, 216284), (139, 124480), (160, 108142), (278, 62240), (320, 54071), (389, 44480), (556, 31120), (695, 24896), (778, 22240), (1112, 15560), (1390, 12448), (1556, 11120), (1945, 8896), (2224, 7780), (2780, 6224), (3112, 5560), (3890, 4448)]