194837480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157127}}^1$

素因数の和:157169

約数の個数: 32

約数和(自身を含む): 452528640

約数和(自身を除く): 257691160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 157127, 314254, 628508, 785635, 1257016, 1571270, 3142540, 4870937, 6285080, 9741874, 19483748, 24354685, 38967496, 48709370, 97418740, 194837480]

約数ペア:

[(1, 194837480), (2, 97418740), (4, 48709370), (5, 38967496), (8, 24354685), (10, 19483748), (20, 9741874), (31, 6285080), (40, 4870937), (62, 3142540), (124, 1571270), (155, 1257016), (248, 785635), (310, 628508), (620, 314254), (1240, 157127)]