514240280

素因数分解:

$2^3\times 5^1\times {\mathrm{12856007}}^1$

素因数の和:12856018

約数の個数: 16

約数和(自身を含む): 1157040720

約数和(自身を除く): 642800440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 12856007, 25712014, 51424028, 64280035, 102848056, 128560070, 257120140, 514240280]

約数ペア:

[(1, 514240280), (2, 257120140), (4, 128560070), (5, 102848056), (8, 64280035), (10, 51424028), (20, 25712014), (40, 12856007)]