648230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:172

約数の個数: 32

約数和(自身を含む): 1306368

約数和(自身を除く): 658138

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 83, 110, 142, 166, 355, 415, 710, 781, 830, 913, 1562, 1826, 3905, 4565, 5893, 7810, 9130, 11786, 29465, 58930, 64823, 129646, 324115, 648230]

約数ペア:

[(1, 648230), (2, 324115), (5, 129646), (10, 64823), (11, 58930), (22, 29465), (55, 11786), (71, 9130), (83, 7810), (110, 5893), (142, 4565), (166, 3905), (355, 1826), (415, 1562), (710, 913), (781, 830)]