20014305440

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1238509}}^1$

素因数の和:1238625

約数の個数: 48

約数和(自身を含む): 47751991560

約数和(自身を除く): 27737686120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 404, 505, 808, 1010, 1616, 2020, 3232, 4040, 8080, 16160, 1238509, 2477018, 4954036, 6192545, 9908072, 12385090, 19816144, 24770180, 39632288, 49540360, 99080720, 125089409, 198161440, 250178818, 500357636, 625447045, 1000715272, 1250894090, 2001430544, 2501788180, 4002861088, 5003576360, 10007152720, 20014305440]

約数ペア:

[(1, 20014305440), (2, 10007152720), (4, 5003576360), (5, 4002861088), (8, 2501788180), (10, 2001430544), (16, 1250894090), (20, 1000715272), (32, 625447045), (40, 500357636), (80, 250178818), (101, 198161440), (160, 125089409), (202, 99080720), (404, 49540360), (505, 39632288), (808, 24770180), (1010, 19816144), (1616, 12385090), (2020, 9908072), (3232, 6192545), (4040, 4954036), (8080, 2477018), (16160, 1238509)]