420161270

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{563}}^1\times {\mathrm{2017}}^1$

素因数の和:2624

約数の個数: 32

約数和(自身を含む): 778495968

約数和(自身を除く): 358334698

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 563, 1126, 2017, 2815, 4034, 5630, 10085, 20170, 20831, 41662, 74629, 104155, 149258, 208310, 373145, 746290, 1135571, 2271142, 5677855, 11355710, 42016127, 84032254, 210080635, 420161270]

約数ペア:

[(1, 420161270), (2, 210080635), (5, 84032254), (10, 42016127), (37, 11355710), (74, 5677855), (185, 2271142), (370, 1135571), (563, 746290), (1126, 373145), (2017, 208310), (2815, 149258), (4034, 104155), (5630, 74629), (10085, 41662), (20170, 20831)]