202126840

素因数分解:

$2^3\times 5^1\times {\mathrm{349}}^1\times {\mathrm{14479}}^1$

素因数の和:14839

約数の個数: 32

約数和(自身を含む): 456120000

約数和(自身を除く): 253993160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 349, 698, 1396, 1745, 2792, 3490, 6980, 13960, 14479, 28958, 57916, 72395, 115832, 144790, 289580, 579160, 5053171, 10106342, 20212684, 25265855, 40425368, 50531710, 101063420, 202126840]

約数ペア:

[(1, 202126840), (2, 101063420), (4, 50531710), (5, 40425368), (8, 25265855), (10, 20212684), (20, 10106342), (40, 5053171), (349, 579160), (698, 289580), (1396, 144790), (1745, 115832), (2792, 72395), (3490, 57916), (6980, 28958), (13960, 14479)]