2760400

素因数分解:

$2^4\times 5^2\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:188

約数の個数: 60

約数和(自身を含む): 6796192

約数和(自身を除く): 4035792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 67, 80, 100, 103, 134, 200, 206, 268, 335, 400, 412, 515, 536, 670, 824, 1030, 1072, 1340, 1648, 1675, 2060, 2575, 2680, 3350, 4120, 5150, 5360, 6700, 6901, 8240, 10300, 13400, 13802, 20600, 26800, 27604, 34505, 41200, 55208, 69010, 110416, 138020, 172525, 276040, 345050, 552080, 690100, 1380200, 2760400]

約数ペア:

[(1, 2760400), (2, 1380200), (4, 690100), (5, 552080), (8, 345050), (10, 276040), (16, 172525), (20, 138020), (25, 110416), (40, 69010), (50, 55208), (67, 41200), (80, 34505), (100, 27604), (103, 26800), (134, 20600), (200, 13802), (206, 13400), (268, 10300), (335, 8240), (400, 6901), (412, 6700), (515, 5360), (536, 5150), (670, 4120), (824, 3350), (1030, 2680), (1072, 2575), (1340, 2060), (1648, 1675)]