1620128

素因数分解:

$2^5\times {\mathrm{197}}^1\times {\mathrm{257}}^1$

素因数の和:464

約数の個数: 24

約数和(自身を含む): 3218292

約数和(自身を除く): 1598164

約数列:

[1, 2, 4, 8, 16, 32, 197, 257, 394, 514, 788, 1028, 1576, 2056, 3152, 4112, 6304, 8224, 50629, 101258, 202516, 405032, 810064, 1620128]

約数ペア:

[(1, 1620128), (2, 810064), (4, 405032), (8, 202516), (16, 101258), (32, 50629), (197, 8224), (257, 6304), (394, 4112), (514, 3152), (788, 2056), (1028, 1576)]