20100630361

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1\times {\mathrm{5557}}^1$

素因数の和:5885

約数の個数: 32

約数和(自身を含む): 24131502080

約数和(自身を除く): 4030871719

約数列:

[1, 7, 31, 79, 211, 217, 553, 1477, 2449, 5557, 6541, 16669, 17143, 38899, 45787, 116683, 172267, 439003, 516739, 1172527, 1205869, 3073021, 3617173, 8207689, 13609093, 36348337, 92629633, 95263651, 254438359, 648407431, 2871518623, 20100630361]

約数ペア:

[(1, 20100630361), (7, 2871518623), (31, 648407431), (79, 254438359), (211, 95263651), (217, 92629633), (553, 36348337), (1477, 13609093), (2449, 8207689), (5557, 3617173), (6541, 3073021), (16669, 1205869), (17143, 1172527), (38899, 516739), (45787, 439003), (116683, 172267)]