398107970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{45707}}^1$

素因数の和:45794

約数の個数: 32

約数和(自身を含む): 783252288

約数和(自身を除く): 385144318

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 1742, 4355, 8710, 45707, 91414, 228535, 457070, 594191, 1188382, 2970955, 3062369, 5941910, 6124738, 15311845, 30623690, 39810797, 79621594, 199053985, 398107970]

約数ペア:

[(1, 398107970), (2, 199053985), (5, 79621594), (10, 39810797), (13, 30623690), (26, 15311845), (65, 6124738), (67, 5941910), (130, 3062369), (134, 2970955), (335, 1188382), (670, 594191), (871, 457070), (1742, 228535), (4355, 91414), (8710, 45707)]