206731420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{17791}}^1$

素因数の和:17890

約数の個数: 48

約数和(自身を含む): 502161408

約数和(自身を除く): 295429988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 140, 166, 332, 415, 581, 830, 1162, 1660, 2324, 2905, 5810, 11620, 17791, 35582, 71164, 88955, 124537, 177910, 249074, 355820, 498148, 622685, 1245370, 1476653, 2490740, 2953306, 5906612, 7383265, 10336571, 14766530, 20673142, 29533060, 41346284, 51682855, 103365710, 206731420]

約数ペア:

[(1, 206731420), (2, 103365710), (4, 51682855), (5, 41346284), (7, 29533060), (10, 20673142), (14, 14766530), (20, 10336571), (28, 7383265), (35, 5906612), (70, 2953306), (83, 2490740), (140, 1476653), (166, 1245370), (332, 622685), (415, 498148), (581, 355820), (830, 249074), (1162, 177910), (1660, 124537), (2324, 88955), (2905, 71164), (5810, 35582), (11620, 17791)]