1205840128

素因数分解:

$2^8\times {\mathrm{4710313}}^1$

素因数の和:4710329

約数の個数: 18

約数和(自身を含む): 2406970454

約数和(自身を除く): 1201130326

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 4710313, 9420626, 18841252, 37682504, 75365008, 150730016, 301460032, 602920064, 1205840128]

約数ペア:

[(1, 1205840128), (2, 602920064), (4, 301460032), (8, 150730016), (16, 75365008), (32, 37682504), (64, 18841252), (128, 9420626), (256, 4710313)]