1660425020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1493}}^1\times {\mathrm{3271}}^1$

素因数の和:4790

約数の個数: 48

約数和(自身を含む): 3695606208

約数和(自身を除く): 2035181188

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1493, 2986, 3271, 5972, 6542, 7465, 13084, 14930, 16355, 25381, 29860, 32710, 50762, 55607, 65420, 101524, 111214, 126905, 222428, 253810, 278035, 507620, 556070, 1112140, 4883603, 9767206, 19534412, 24418015, 48836030, 83021251, 97672060, 166042502, 332085004, 415106255, 830212510, 1660425020]

約数ペア:

[(1, 1660425020), (2, 830212510), (4, 415106255), (5, 332085004), (10, 166042502), (17, 97672060), (20, 83021251), (34, 48836030), (68, 24418015), (85, 19534412), (170, 9767206), (340, 4883603), (1493, 1112140), (2986, 556070), (3271, 507620), (5972, 278035), (6542, 253810), (7465, 222428), (13084, 126905), (14930, 111214), (16355, 101524), (25381, 65420), (29860, 55607), (32710, 50762)]