13037320

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{383}}^1$

素因数の和:454

約数の個数: 64

約数和(自身を含む): 31518720

約数和(自身を除く): 18481400

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 46, 74, 92, 115, 148, 184, 185, 230, 296, 370, 383, 460, 740, 766, 851, 920, 1480, 1532, 1702, 1915, 3064, 3404, 3830, 4255, 6808, 7660, 8510, 8809, 14171, 15320, 17020, 17618, 28342, 34040, 35236, 44045, 56684, 70472, 70855, 88090, 113368, 141710, 176180, 283420, 325933, 352360, 566840, 651866, 1303732, 1629665, 2607464, 3259330, 6518660, 13037320]

約数ペア:

[(1, 13037320), (2, 6518660), (4, 3259330), (5, 2607464), (8, 1629665), (10, 1303732), (20, 651866), (23, 566840), (37, 352360), (40, 325933), (46, 283420), (74, 176180), (92, 141710), (115, 113368), (148, 88090), (184, 70855), (185, 70472), (230, 56684), (296, 44045), (370, 35236), (383, 34040), (460, 28342), (740, 17618), (766, 17020), (851, 15320), (920, 14171), (1480, 8809), (1532, 8510), (1702, 7660), (1915, 6808), (3064, 4255), (3404, 3830)]