13306840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17509}}^1$

素因数の和:17539

約数の個数: 32

約数和(自身を含む): 31518000

約数和(自身を除く): 18211160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 17509, 35018, 70036, 87545, 140072, 175090, 332671, 350180, 665342, 700360, 1330684, 1663355, 2661368, 3326710, 6653420, 13306840]

約数ペア:

[(1, 13306840), (2, 6653420), (4, 3326710), (5, 2661368), (8, 1663355), (10, 1330684), (19, 700360), (20, 665342), (38, 350180), (40, 332671), (76, 175090), (95, 140072), (152, 87545), (190, 70036), (380, 35018), (760, 17509)]