1320288064

素因数分解:

$2^6\times {\mathrm{67}}^1\times {\mathrm{307903}}^1$

素因数の和:307982

約数の個数: 28

約数和(自身を含む): 2659058944

約数和(自身を除く): 1338770880

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 134, 268, 536, 1072, 2144, 4288, 307903, 615806, 1231612, 2463224, 4926448, 9852896, 19705792, 20629501, 41259002, 82518004, 165036008, 330072016, 660144032, 1320288064]

約数ペア:

[(1, 1320288064), (2, 660144032), (4, 330072016), (8, 165036008), (16, 82518004), (32, 41259002), (64, 20629501), (67, 19705792), (134, 9852896), (268, 4926448), (536, 2463224), (1072, 1231612), (2144, 615806), (4288, 307903)]