201723860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{775861}}^1$

素因数の和:775883

約数の個数: 24

約数和(自身を含む): 456206856

約数和(自身を除く): 254482996

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 775861, 1551722, 3103444, 3879305, 7758610, 10086193, 15517220, 20172386, 40344772, 50430965, 100861930, 201723860]

約数ペア:

[(1, 201723860), (2, 100861930), (4, 50430965), (5, 40344772), (10, 20172386), (13, 15517220), (20, 10086193), (26, 7758610), (52, 3879305), (65, 3103444), (130, 1551722), (260, 775861)]