404852260

素因数分解:

$2^2\times 5^1\times {\mathrm{2237}}^1\times {\mathrm{9049}}^1$

素因数の和:11295

約数の個数: 24

約数和(自身を含む): 850663800

約数和(自身を除く): 445811540

約数列:

[1, 2, 4, 5, 10, 20, 2237, 4474, 8948, 9049, 11185, 18098, 22370, 36196, 44740, 45245, 90490, 180980, 20242613, 40485226, 80970452, 101213065, 202426130, 404852260]

約数ペア:

[(1, 404852260), (2, 202426130), (4, 101213065), (5, 80970452), (10, 40485226), (20, 20242613), (2237, 180980), (4474, 90490), (8948, 45245), (9049, 44740), (11185, 36196), (18098, 22370)]