1927607720

素因数分解:

$2^3\times 5^1\times {\mathrm{457}}^1\times {\mathrm{105449}}^1$

素因数の和:105917

約数の個数: 32

約数和(自身を含む): 4346649000

約数和(自身を除く): 2419041280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 457, 914, 1828, 2285, 3656, 4570, 9140, 18280, 105449, 210898, 421796, 527245, 843592, 1054490, 2108980, 4217960, 48190193, 96380386, 192760772, 240950965, 385521544, 481901930, 963803860, 1927607720]

約数ペア:

[(1, 1927607720), (2, 963803860), (4, 481901930), (5, 385521544), (8, 240950965), (10, 192760772), (20, 96380386), (40, 48190193), (457, 4217960), (914, 2108980), (1828, 1054490), (2285, 843592), (3656, 527245), (4570, 421796), (9140, 210898), (18280, 105449)]