171472420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{479}}^1\times {\mathrm{2557}}^1$

素因数の和:3052

約数の個数: 48

約数和(自身を含む): 412554240

約数和(自身を除く): 241081820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 479, 958, 1916, 2395, 2557, 3353, 4790, 5114, 6706, 9580, 10228, 12785, 13412, 16765, 17899, 25570, 33530, 35798, 51140, 67060, 71596, 89495, 178990, 357980, 1224803, 2449606, 4899212, 6124015, 8573621, 12248030, 17147242, 24496060, 34294484, 42868105, 85736210, 171472420]

約数ペア:

[(1, 171472420), (2, 85736210), (4, 42868105), (5, 34294484), (7, 24496060), (10, 17147242), (14, 12248030), (20, 8573621), (28, 6124015), (35, 4899212), (70, 2449606), (140, 1224803), (479, 357980), (958, 178990), (1916, 89495), (2395, 71596), (2557, 67060), (3353, 51140), (4790, 35798), (5114, 33530), (6706, 25570), (9580, 17899), (10228, 16765), (12785, 13412)]