202948520

素因数分解:

$2^3\times 5^1\times {\mathrm{557}}^1\times {\mathrm{9109}}^1$

素因数の和:9677

約数の個数: 32

約数和(自身を含む): 457504200

約数和(自身を除く): 254555680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 557, 1114, 2228, 2785, 4456, 5570, 9109, 11140, 18218, 22280, 36436, 45545, 72872, 91090, 182180, 364360, 5073713, 10147426, 20294852, 25368565, 40589704, 50737130, 101474260, 202948520]

約数ペア:

[(1, 202948520), (2, 101474260), (4, 50737130), (5, 40589704), (8, 25368565), (10, 20294852), (20, 10147426), (40, 5073713), (557, 364360), (1114, 182180), (2228, 91090), (2785, 72872), (4456, 45545), (5570, 36436), (9109, 22280), (11140, 18218)]