1123168420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{8941}}^1$

素因数の和:9532

約数の個数: 48

約数和(自身を含む): 2577871296

約数和(自身を除く): 1454702876

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 571, 1142, 2284, 2855, 5710, 6281, 8941, 11420, 12562, 17882, 25124, 31405, 35764, 44705, 62810, 89410, 98351, 125620, 178820, 196702, 393404, 491755, 983510, 1967020, 5105311, 10210622, 20421244, 25526555, 51053110, 56158421, 102106220, 112316842, 224633684, 280792105, 561584210, 1123168420]

約数ペア:

[(1, 1123168420), (2, 561584210), (4, 280792105), (5, 224633684), (10, 112316842), (11, 102106220), (20, 56158421), (22, 51053110), (44, 25526555), (55, 20421244), (110, 10210622), (220, 5105311), (571, 1967020), (1142, 983510), (2284, 491755), (2855, 393404), (5710, 196702), (6281, 178820), (8941, 125620), (11420, 98351), (12562, 89410), (17882, 62810), (25124, 44705), (31405, 35764)]