299579440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{220279}}^1$

素因数の和:220309

約数の個数: 40

約数和(自身を含む): 737497440

約数和(自身を除く): 437918000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 220279, 440558, 881116, 1101395, 1762232, 2202790, 3524464, 3744743, 4405580, 7489486, 8811160, 14978972, 17622320, 18723715, 29957944, 37447430, 59915888, 74894860, 149789720, 299579440]

約数ペア:

[(1, 299579440), (2, 149789720), (4, 74894860), (5, 59915888), (8, 37447430), (10, 29957944), (16, 18723715), (17, 17622320), (20, 14978972), (34, 8811160), (40, 7489486), (68, 4405580), (80, 3744743), (85, 3524464), (136, 2202790), (170, 1762232), (272, 1101395), (340, 881116), (680, 440558), (1360, 220279)]