28267320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2287}}^1$

素因数の和:2404

約数の個数: 64

約数和(自身を含む): 85662720

約数和(自身を除く): 57395400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 206, 309, 412, 515, 618, 824, 1030, 1236, 1545, 2060, 2287, 2472, 3090, 4120, 4574, 6180, 6861, 9148, 11435, 12360, 13722, 18296, 22870, 27444, 34305, 45740, 54888, 68610, 91480, 137220, 235561, 274440, 471122, 706683, 942244, 1177805, 1413366, 1884488, 2355610, 2826732, 3533415, 4711220, 5653464, 7066830, 9422440, 14133660, 28267320]

約数ペア:

[(1, 28267320), (2, 14133660), (3, 9422440), (4, 7066830), (5, 5653464), (6, 4711220), (8, 3533415), (10, 2826732), (12, 2355610), (15, 1884488), (20, 1413366), (24, 1177805), (30, 942244), (40, 706683), (60, 471122), (103, 274440), (120, 235561), (206, 137220), (309, 91480), (412, 68610), (515, 54888), (618, 45740), (824, 34305), (1030, 27444), (1236, 22870), (1545, 18296), (2060, 13722), (2287, 12360), (2472, 11435), (3090, 9148), (4120, 6861), (4574, 6180)]