27667840

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2543}}^1$

素因数の和:2579

約数の個数: 64

約数和(自身を含む): 70061760

約数和(自身を除く): 42393920

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, 2176, 2543, 2720, 5086, 5440, 10172, 10880, 12715, 20344, 25430, 40688, 43231, 50860, 81376, 86462, 101720, 162752, 172924, 203440, 216155, 325504, 345848, 406880, 432310, 691696, 813760, 864620, 1383392, 1627520, 1729240, 2766784, 3458480, 5533568, 6916960, 13833920, 27667840]

約数ペア:

[(1, 27667840), (2, 13833920), (4, 6916960), (5, 5533568), (8, 3458480), (10, 2766784), (16, 1729240), (17, 1627520), (20, 1383392), (32, 864620), (34, 813760), (40, 691696), (64, 432310), (68, 406880), (80, 345848), (85, 325504), (128, 216155), (136, 203440), (160, 172924), (170, 162752), (272, 101720), (320, 86462), (340, 81376), (544, 50860), (640, 43231), (680, 40688), (1088, 25430), (1360, 20344), (2176, 12715), (2543, 10880), (2720, 10172), (5086, 5440)]