139864040

素因数分解:

$2^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{15269}}^1$

素因数の和:15509

約数の個数: 32

約数和(自身を含む): 316089000

約数和(自身を除く): 176224960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 229, 458, 916, 1145, 1832, 2290, 4580, 9160, 15269, 30538, 61076, 76345, 122152, 152690, 305380, 610760, 3496601, 6993202, 13986404, 17483005, 27972808, 34966010, 69932020, 139864040]

約数ペア:

[(1, 139864040), (2, 69932020), (4, 34966010), (5, 27972808), (8, 17483005), (10, 13986404), (20, 6993202), (40, 3496601), (229, 610760), (458, 305380), (916, 152690), (1145, 122152), (1832, 76345), (2290, 61076), (4580, 30538), (9160, 15269)]