19670200

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{8941}}^1$

素因数の和:8968

約数の個数: 48

約数和(自身を含む): 49896360

約数和(自身を除く): 30226160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 8941, 17882, 35764, 44705, 71528, 89410, 98351, 178820, 196702, 223525, 357640, 393404, 447050, 491755, 786808, 894100, 983510, 1788200, 1967020, 2458775, 3934040, 4917550, 9835100, 19670200]

約数ペア:

[(1, 19670200), (2, 9835100), (4, 4917550), (5, 3934040), (8, 2458775), (10, 1967020), (11, 1788200), (20, 983510), (22, 894100), (25, 786808), (40, 491755), (44, 447050), (50, 393404), (55, 357640), (88, 223525), (100, 196702), (110, 178820), (200, 98351), (220, 89410), (275, 71528), (440, 44705), (550, 35764), (1100, 17882), (2200, 8941)]