1640594512

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{1193}}^1\times {\mathrm{1409}}^1$

素因数の和:2671

約数の個数: 40

約数和(自身を含む): 3235763880

約数和(自身を除く): 1595169368

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 1193, 1409, 2386, 2818, 4772, 5636, 9544, 11272, 19088, 22544, 72773, 85949, 145546, 171898, 291092, 343796, 582184, 687592, 1164368, 1375184, 1680937, 3361874, 6723748, 13447496, 26894992, 102537157, 205074314, 410148628, 820297256, 1640594512]

約数ペア:

[(1, 1640594512), (2, 820297256), (4, 410148628), (8, 205074314), (16, 102537157), (61, 26894992), (122, 13447496), (244, 6723748), (488, 3361874), (976, 1680937), (1193, 1375184), (1409, 1164368), (2386, 687592), (2818, 582184), (4772, 343796), (5636, 291092), (9544, 171898), (11272, 145546), (19088, 85949), (22544, 72773)]