20532710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{2557}}^1$

素因数の和:2648

約数の個数: 32

約数和(自身を含む): 40887072

約数和(自身を除く): 20354362

約数列:

[1, 2, 5, 10, 11, 22, 55, 73, 110, 146, 365, 730, 803, 1606, 2557, 4015, 5114, 8030, 12785, 25570, 28127, 56254, 140635, 186661, 281270, 373322, 933305, 1866610, 2053271, 4106542, 10266355, 20532710]

約数ペア:

[(1, 20532710), (2, 10266355), (5, 4106542), (10, 2053271), (11, 1866610), (22, 933305), (55, 373322), (73, 281270), (110, 186661), (146, 140635), (365, 56254), (730, 28127), (803, 25570), (1606, 12785), (2557, 8030), (4015, 5114)]