20280487020350

素因数分解:

$2^1\times 5^2\times {\mathrm{1471}}^1\times {\mathrm{275737417}}^1$

素因数の和:275738900

約数の個数: 24

約数和(自身を含む): 37747349574528

約数和(自身を除く): 17466862554178

約数列:

[1, 2, 5, 10, 25, 50, 1471, 2942, 7355, 14710, 36775, 73550, 275737417, 551474834, 1378687085, 2757374170, 6893435425, 13786870850, 405609740407, 811219480814, 2028048702035, 4056097404070, 10140243510175, 20280487020350]

約数ペア:

[(1, 20280487020350), (2, 10140243510175), (5, 4056097404070), (10, 2028048702035), (25, 811219480814), (50, 405609740407), (1471, 13786870850), (2942, 6893435425), (7355, 2757374170), (14710, 1378687085), (36775, 551474834), (73550, 275737417)]