202235720

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{20143}}^1$

素因数の和:20405

約数の個数: 32

約数和(自身を含む): 456865920

約数和(自身を除く): 254630200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2510, 5020, 10040, 20143, 40286, 80572, 100715, 161144, 201430, 402860, 805720, 5055893, 10111786, 20223572, 25279465, 40447144, 50558930, 101117860, 202235720]

約数ペア:

[(1, 202235720), (2, 101117860), (4, 50558930), (5, 40447144), (8, 25279465), (10, 20223572), (20, 10111786), (40, 5055893), (251, 805720), (502, 402860), (1004, 201430), (1255, 161144), (2008, 100715), (2510, 80572), (5020, 40286), (10040, 20143)]