18136960

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1667}}^1$

素因数の和:1703

約数の個数: 64

約数和(自身を含む): 45936720

約数和(自身を除く): 27799760

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 320, 340, 544, 640, 680, 1088, 1360, 1667, 2176, 2720, 3334, 5440, 6668, 8335, 10880, 13336, 16670, 26672, 28339, 33340, 53344, 56678, 66680, 106688, 113356, 133360, 141695, 213376, 226712, 266720, 283390, 453424, 533440, 566780, 906848, 1066880, 1133560, 1813696, 2267120, 3627392, 4534240, 9068480, 18136960]

約数ペア:

[(1, 18136960), (2, 9068480), (4, 4534240), (5, 3627392), (8, 2267120), (10, 1813696), (16, 1133560), (17, 1066880), (20, 906848), (32, 566780), (34, 533440), (40, 453424), (64, 283390), (68, 266720), (80, 226712), (85, 213376), (128, 141695), (136, 133360), (160, 113356), (170, 106688), (272, 66680), (320, 56678), (340, 53344), (544, 33340), (640, 28339), (680, 26672), (1088, 16670), (1360, 13336), (1667, 10880), (2176, 8335), (2720, 6668), (3334, 5440)]